Nükleer kirliliğe yol açan maddeler nelerdir arşivleri - Kültür Denizi

DNA

Sağlık

DNA

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

4 sene önce

Osmanlı Devletini Paylaşma Projeleri

Tarih

Osmanlı Devletini Paylaşma Projeleri

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

4 sene önce

Yeni Doğan Bebeklerde Sarılık

Çocuk Gelişimi

Yeni Doğan Bebeklerde Sarılık

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

2 sene önce

Pazarlama Araştırması

Ekonomi ve Finans

Pazarlama Araştırması Nedir?

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

2 sene önce

Stephen Hawking

Bilim

Stephen Hawking

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

5 sene önce

Mağara Sanatı

Arkeoloji

Mağara Sanatı

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

4 sene önce

Epitel Doku

Bilim

Epitel Doku

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

4 sene önce

Mikroekonomi

Ekonomi ve Finans

Mikroekonomi Nedir?

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

5 sene önce

Ekonomi Nedir

Ekonomi ve Finans

Ekonomi Nedir?

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

2 sene önce

Dış Ticaret Türleri

Ekonomi ve Finans

Dış Ticaret Türleri

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

2 sene önce

Sistem Kuramı

Ticaret

Sistem Kuramı

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

5 sene önce

Şizofreni Nedir

Şizofreni Nedir?

<img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' height='22' width='22' decoding='async' data-src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' class='avatar avatar-22 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=22&d=mm&r=g' srcset='https://secure.gravatar.com/avatar/24987782b2699fb81cd790450ca4b3cf?s=44&d=mm&r=g 2x' class='avatar avatar-22 photo' height='22' width='22' decoding='async'/>

Mustafa

2 sene önce

All posts tagged in: Nükleer kirliliğe yol açan maddeler nelerdir

Radyoaktif Kirlilik Nedir?

0

26 Nisan 2021

Radyoaktif Kirlilik, insan faaliyetlerinin neden olduğu doğal radyasyon seviyelerinin artması olarak ..
Tamamını Oku...

Mustafa

2 sene önce