{"id":5005868,"date":"2009-12-12T22:37:38","date_gmt":"2009-12-12T21:37:38","guid":{"rendered":"https:\/\/criticalbiomass.blog.hu\/2009\/12\/12\/kilog_a_kigyolab_1"},"modified":"2009-12-12T22:37:38","modified_gmt":"2009-12-12T21:37:38","slug":"kilog_a_kigyolab_1","status":"publish","type":"post","link":"https:\/\/criticalbiomass.hu\/?p=5005868","title":{"rendered":"Kil\u00f3g a k\u00edgy\u00f3l\u00e1b &#8211; 2."},"content":{"rendered":"<p>Amikor egyes k\u00edgy\u00f3k elcs\u00f6kev\u00e9nyesedett h\u00e1ts\u00f3 v\u00e9gtagjair\u00f3l (ill. azok kialakul\u00e1s\u00e1r\u00f3l) esik sz\u00f3, mindig sz\u00edvesen felid\u00e9zem, hogy a kezdet-kezdet\u00e9n, a blog indul\u00e1sakor err\u0151l sz\u00f3lt a <a href=\"http:\/\/criticalbiomass.blog.hu\/2005\/10\/31\/kigyonak_labso_csokeveny_szervek_1\">legels\u0151 poszt<\/a>. Nem v\u00e9letlen\u00fcl persze, hiszen kev\u00e9s izgalmasabb t\u00e9ma van egy fejl\u0151d\u00e9sbiol\u00f3gus sz\u00e1m\u00e1ra, mint a cs\u00f6kev\u00e9nyszervek, az \u00e9l\u0151l\u00e9nyek k\u00f6z\u00f6s lesz\u00e1rmaz\u00e1s\u00e1nak legszebb bizony\u00edt\u00e9kai.<\/p>\n<p>Hasonl\u00f3an a <a href=\"http:\/\/criticalbiomass.blog.hu\/media\/image\/200912\/\">cetek h\u00e1ts\u00f3 v\u00e9gtagjainak<\/a> t\u00f6rt\u00e9net\u00e9hez, a k\u00edgy\u00f3k eset\u00e9ben is elkezd <a href=\"http:\/\/criticalbiomass.blog.hu\/media\/image\/200912\/\">kialakulni a v\u00e9gtagbimb\u00f3<\/a> (A,B), csak k\u00e9s\u0151bb valami miatt nem marad meg. Elt\u0171nik a fejl\u0151d\u0151 embri\u00f3ban \u00e9s vele egy\u00fctt annak az es\u00e9lye is, hogy kialakuljanak a v\u00e9gtagok. (B\u00e1r bo\u00e1k eset\u00e9ben eg\u00e9sz cs\u00f6kev\u00e9nyesen megmaradnak, \u00e9s a rendelkez\u00e9s\u00fcnkre \u00e1ll\u00f3 <a href=\"http:\/\/criticalbiomass.blog.hu\/2006\/04\/20\/kilog_a_kigyolab\">fossz\u00edli\u00e1k<\/a>, ill. <a href=\"http:\/\/criticalbiomass.blog.hu\/2005\/10\/31\/kigyonak_labso_csokeveny_szervek_1\">genomi szakaszok<\/a> seg\u00edts\u00e9g\u00e9vel rekonstru\u00e1lhat\u00f3, hogy mik\u00e9nt \u00e9s feltehet\u0151en mi\u00e9rt t\u0171ntek el a h\u00e1ts\u00f3 vegtagok.)<\/p>\n<p>Mint minden cs\u00f6kev\u00e9ny szervn\u00e9l, a k\u00edgy\u00f3kn\u00e1l is belefutunk id\u0151nk\u00e9nt <a href=\"http:\/\/en.wikipedia.org\/wiki\/Atavism\">atavizmusokba<\/a>, amelyek kicsi, de j\u00f3l felismerhet\u0151 l\u00e1bakat eredm\u00e9nyeznek (C), ak\u00e1rcsak a h\u00e1rom \u00e9ve Jap\u00e1n partjain\u00e1l kifogott delfin <a href=\"http:\/\/www.msnbc.msn.com\/id\/15581204\/\">eset\u00e9ben<\/a>.<\/p>\n<p><img class=\"imgnotext\" src=\"http:\/\/criticalbiomass.blog.hu\/media\/image\/200912\/snake_limb_bud.jpg\" alt=\"\" vspace=\"3alt=&quot;&quot;\" \/><\/p>\n<p><!--more--><\/p>\n<p>Az atavizmusok m\u00e9rt\u00e9ke persze k\u00fcl\u00f6nb\u00f6z\u0151 lehet, de az id\u00e9n szeptemberben <a href=\"http:\/\/www.telegraph.co.uk\/earth\/wildlife\/6187320\/Snake-with-foot-found-in-China.html\">K\u00edn\u00e1ban felfedezett<\/a> j\u00f3sz\u00e1g mindenk\u00e9ppen valami rekorder lehet. Mint l\u00e1that\u00f3 egy szinte teljesen komplett h\u00e1ts\u00f3 v\u00e9gtag l\u00f3g ki a j\u00f3sz\u00e1gb\u00f3l. \u00c9s mivel a k\u00e9p \u00f6nmag\u00e9\u00e1rt besz\u00e9l, \u00e9n itt kb. be is fejezn\u00e9m&#8230;<\/p>\n<p><img src=\"http:\/\/criticalbiomass.blog.hu\/media\/image\/200912\/snake_w_leg.jpg\" alt=\"\" vspace=\"3\" \/><\/p>\n<hr \/>\n<p><span style=\"font-size: xx-small;\"><strong>Boughner JC, Buchtov\u00e1 M, Fu K, Diewert V, Hallgr\u00edmsson B, Richman JM.<\/strong> (2007) Embryonic development of Python sebae &#8211; I: Staging criteria and macroscopic skeletal morphogenesis of the head and limbs. <em>Zoology (Jena)<\/em> <strong>110(3)<\/strong>: 212-230. <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amikor egyes k\u00edgy\u00f3k elcs\u00f6kev\u00e9nyesedett h\u00e1ts\u00f3 v\u00e9gtagjair\u00f3l (ill. azok kialakul\u00e1s\u00e1r\u00f3l) esik sz\u00f3, mindig sz\u00edvesen felid\u00e9zem, hogy a kezdet-kezdet\u00e9n, a blog indul\u00e1sakor err\u0151l sz\u00f3lt a legels\u0151 poszt. Nem v\u00e9letlen\u00fcl persze, hiszen kev\u00e9s izgalmasabb t\u00e9ma van egy fejl\u0151d\u00e9sbiol\u00f3gus sz\u00e1m\u00e1ra, mint a cs\u00f6kev\u00e9nyszervek, az &hellip; <a href=\"https:\/\/criticalbiomass.hu\/?p=5005868\">Egy kattint\u00e1s ide a folytat\u00e1shoz&#8230;. <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[236,29],"_links":{"self":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005868"}],"collection":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5005868"}],"version-history":[{"count":0,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005868\/revisions"}],"wp:attachment":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5005868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5005868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5005868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}