{"id":3118,"date":"2015-07-31T10:00:22","date_gmt":"2015-07-31T07:00:22","guid":{"rendered":"http:\/\/bilimvegelecek.com.tr\/?p=3118"},"modified":"2015-07-31T10:00:22","modified_gmt":"2015-07-31T07:00:22","slug":"yalniz-yassi-solucanlar-kendi-baslarinin-icine-sperm-enjekte-ediyor","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2015\/07\/31\/yalniz-yassi-solucanlar-kendi-baslarinin-icine-sperm-enjekte-ediyor","title":{"rendered":"Yaln\u0131z yass\u0131 solucanlar kendi ba\u015flar\u0131n\u0131n i\u00e7ine sperm enjekte ediyor"},"content":{"rendered":"<p>Say\u0131n Bek\u00e2rlar, e\u011fer birisiyle \u00e7\u0131kmak sizin i\u00e7in ba\u015f a\u011fr\u0131s\u0131 ise, baz\u0131 hermafrodit yass\u0131 solucanlar\u0131n \u00fcreme ad\u0131na g\u00f6ze ald\u0131klar\u0131 zorluklar\u0131 iyice d\u00fc\u015f\u00fcn\u00fcn. \u0130svi\u00e7re Basel \u00dcniversitesi\u2019nden biyologlar\u0131n Proceedings of the Royal Society B yay\u0131n organ\u0131nda rapor ettiklerine g\u00f6re, \u00e7iftle\u015fme olana\u011f\u0131 bulamayan \u00e7ift cinsiyetli yass\u0131 solucan olan Macrostomum hystrix, kendi penis uzant\u0131lar\u0131n\u0131 ba\u015f\u0131na bat\u0131rarak, sperm enjekte edip, kendini d\u00f6lleyebiliyor.<br \/>\nBiyologlar, hayvanlar\u0131n \u00fcreme al\u0131\u015fkanl\u0131klar\u0131n\u0131 anlamak i\u00e7in tek ba\u015f\u0131na b\u0131rak\u0131lm\u0131\u015f yass\u0131 solucanlar ile \u00fc\u00e7l\u00fc gruplar i\u00e7inde ya\u015fayan yass\u0131 solucanlar\u0131 kar\u015f\u0131la\u015ft\u0131rd\u0131lar ve spermin bedenin neresindeki oyu\u011fa b\u0131rak\u0131ld\u0131\u011f\u0131n\u0131 tespit etmek i\u00e7in ise hafif bir mikroskop kulland\u0131lar. Tabii ki, ba\u015far\u0131y\u0131 daha da kolayla\u015ft\u0131ran solucanlar\u0131n \u015feffaf derilerine ayr\u0131ca minnettarlar&#8230; Yaln\u0131z b\u0131rak\u0131lan solucanlar sosyal arkada\u015flar\u0131na g\u00f6re daha az sperm alm\u0131\u015flard\u0131, fakat erkek \u00fcreme h\u00fccrelerinin b\u00fcy\u00fck bir b\u00f6l\u00fcm\u00fc ba\u015f b\u00f6lgesinde k\u00fcmelendi. Di\u011fer tarafta \u00fc\u00e7l\u00fc ya\u015fayan solucanlar bedenlerine (yumurtal\u0131klar\u0131n oldu\u011fu b\u00f6lgeye) ve kuyruklar\u0131na daha fazla sperm ald\u0131lar.<br \/>\nAra\u015ft\u0131rmac\u0131lar ba\u015f b\u00f6lgesi giri\u015finin basit\u00e7e, solucanlar\u0131n penis uzant\u0131lar\u0131n\u0131 yumurtal\u0131klara yakla\u015ft\u0131rmak i\u00e7in yeterince s\u0131k\u0131 b\u00fck\u00fclememesinden kaynakland\u0131\u011f\u0131ndan \u015f\u00fcphe ediyorlar. Sonra sperm, muhtemelen bedendeki oyuktan, yavrunun geli\u015fiminin ba\u015flad\u0131\u011f\u0131 yer olan yumurtal\u0131\u011fa, beden boyunca y\u00fcz\u00fcyor. Bir e\u015fe kur yapma ba\u015f a\u011fr\u0131s\u0131ndan vazge\u00e7mek, kula\u011fa olduk\u00e7a pratik gelse de, ekip kendi kendine d\u00f6llenmenin bir maliyeti oldu\u011funu ortaya \u00e7\u0131kard\u0131: Tek b\u0131rak\u0131lan solucanlar\u0131n d\u00fc\u015f\u00fck hayatta kalma oranlar\u0131yla, daha az say\u0131da yavru do\u011furduklar\u0131 g\u00f6zlemlendi.<\/p>\n<p><strong>\u00c7eviren: Semih \u0130\u015fba\u015f<br \/>\n<em>\u0130\u00dc Biyoloji B\u00f6l\u00fcm\u00fc<\/strong><\/em><\/p>\n<p><strong>Kaynak:<\/strong> <a href=\"http:\/\/news.sciencemag.org\/plants-animals\/2015\/07\/lonely-flatworms-inject-sperm-their-own-heads?utm_source=facebook&#038;utm_medium=social&#038;utm_campaign=facebook\">http:\/\/news.sciencemag.org\/plants-animals\/2015\/07\/lonely-flatworms-inject-sperm-their-own-heads?utm_source=facebook&#038;utm_medium=social&#038;utm_campaign=facebook<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Say\u0131n Bek\u00e2rlar, e\u011fer birisiyle \u00e7\u0131kmak sizin i\u00e7in ba\u015f a\u011fr\u0131s\u0131 ise, baz\u0131 hermafrodit yass\u0131 solucanlar\u0131n \u00fcreme ad\u0131na g\u00f6ze ald\u0131klar\u0131 zorluklar\u0131 iyice d\u00fc\u015f\u00fcn\u00fcn. \u0130svi\u00e7re Basel \u00dcniversitesi\u2019nden biyologlar\u0131n Proceedings of the Royal Society B yay\u0131n organ\u0131nda rapor ettiklerine g\u00f6re, \u00e7iftle\u015fme olana\u011f\u0131 bulamayan \u00e7ift cinsiyetli yass\u0131 solucan olan Macrostomum hystrix, kendi penis uzant\u0131lar\u0131n\u0131 ba\u015f\u0131na bat\u0131rarak, sperm enjekte edip, kendini [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3119,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,21],"tags":[],"class_list":["post-3118","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","category-biyoloji"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/3118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=3118"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/3118\/revisions"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=3118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=3118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=3118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}