Bilim insanlar\u0131, bu modelin b\u00fcy\u00fcmeye ba\u011fl\u0131 benzersiz \u00e7atlaklardan olu\u015ftu\u011funu ve bunlar\u0131n genetik nedenlere yan\u0131t vermedi\u011fini ke\u015ffetti.<\/p>\n
Canl\u0131 organizmalar\u0131n \u00e7e\u015fitlili\u011fini a\u00e7\u0131klayan nedir? Genellikle akla gelen cevap genetik olsa da ger\u00e7ek \u015fu ki tek a\u00e7\u0131klama bu de\u011fil. Cenevre \u00dcniversitesi’nden (UNIGE) multidisipliner bir ekip, timsah kafalar\u0131ndaki pullar\u0131n geneti\u011fin m\u00fcdahalesi olmadan doku b\u00fcy\u00fcme mekani\u011finden kaynakland\u0131\u011f\u0131n\u0131 g\u00f6sterdi.<\/p>\n
Nature dergisinde yak\u0131n zamanda yay\u0131nlanan bu ara\u015ft\u0131rman\u0131n sonucu, canl\u0131lar\u0131n geli\u015fimi ve evriminde yer alan fiziksel g\u00fc\u00e7lere bak\u0131\u015f a\u00e7\u0131m\u0131z\u0131 de\u011fi\u015ftiriyor.<\/p>\n
Gezegendeki canl\u0131 organizmalar\u0131n \u00e7e\u015fitlili\u011finin ve morfolojik karma\u015f\u0131kl\u0131\u011f\u0131n\u0131n k\u00f6keni, bilimin en b\u00fcy\u00fck gizemlerinden biri olmay\u0131 s\u00fcrd\u00fcr\u00fcyor. Bu gizemi \u00e7\u00f6zmek i\u00e7in bilim insanlar\u0131 \u00e7ok \u00e7e\u015fitli t\u00fcrler \u00fczerinde \u00e7al\u0131\u015f\u0131yor. UNIGE Fen Fak\u00fcltesi Genetik ve Evrim B\u00f6l\u00fcm\u00fc Profes\u00f6r\u00fc Michel Milinkovi\u0107’in laboratuvar\u0131nda, bundan hangi mekanizmalar\u0131n sorumlu oldu\u011funu anlamak amac\u0131yla omurgal\u0131lar\u0131n t\u00fcy, sa\u00e7 ve pul gibi deri uzant\u0131lar\u0131n\u0131n geli\u015fimi ve evrimi inceleniyor. \u00c7e\u015fitlilik ve \u00e7o\u011fu durumda \u00e7ok say\u0131da molek\u00fcl aras\u0131ndaki etkile\u015fimi i\u00e7eren embriyonik geli\u015fimin kimyasal s\u00fcre\u00e7leri taraf\u0131ndan belirlenir.<\/p>\n","protected":false},"excerpt":{"rendered":"
Bilim insanlar\u0131, bu modelin b\u00fcy\u00fcmeye ba\u011fl\u0131 benzersiz \u00e7atlaklardan olu\u015ftu\u011funu ve bunlar\u0131n genetik nedenlere yan\u0131t vermedi\u011fini ke\u015ffetti. Canl\u0131 organizmalar\u0131n \u00e7e\u015fitlili\u011fini a\u00e7\u0131klayan nedir? Genellikle akla gelen cevap genetik olsa da ger\u00e7ek \u015fu…<\/p>\n","protected":false},"author":2,"featured_media":98,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-97","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim"],"_links":{"self":[{"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/posts\/97","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lithozigri.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=97"}],"version-history":[{"count":1,"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/posts\/97\/revisions"}],"predecessor-version":[{"id":99,"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/posts\/97\/revisions\/99"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lithozigri.com\/index.php?rest_route=\/wp\/v2\/media\/98"}],"wp:attachment":[{"href":"https:\/\/lithozigri.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=97"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lithozigri.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=97"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lithozigri.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=97"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}