Mikrot\u00fcb\u00fcller, h\u00fccre iskeletini olu\u015fturan yap\u0131lardan olup, alma\u00e7lar\u0131 tutarlar veya serbest b\u0131rak\u0131rlar. Protein yap\u0131da olup, uzun, i\u00e7i bo\u015f silindirik yap\u0131lard\u0131r.
\n \u00d6karyot kam\u00e7\u0131s\u0131(filagella) i\u00e7erisinde mikrot\u00fcb\u00fcller bulundu\u011fu halde prokaryot kam\u00e7\u0131s\u0131nda bulunmaz. Bu \u00f6karyotlar\u0131n prokaryot kam\u00e7\u0131s\u0131 aras\u0131ndaki farklardan biridir. Bir di\u011feri ise hareket mekanizmalar\u0131ndan kaynaklan\u0131r. Kam\u00e7\u0131n\u0131n sitoplazma i\u00e7erisinde kalan k\u0131sm\u0131 etraf\u0131nda enerji gereksinimi fazla olmas\u0131 nedeniyle mitokondri (prokaryot h\u00fccrelerde mezozom) bulunur.
\n Mikrotubullerin belli ba\u015fl\u0131 g\u00f6revleri ise sentriyollerin, sillerin ve kam\u00e7\u0131lar\u0131n yap\u0131sal unsurlar\u0131n\u0131 olu\u015fturumalar\u0131 \u015feklinde s\u0131ralanabilir.Bunlardan ba\u015fka kan pulcuklar\u0131(trombosit) ile daha bir\u00e7ok h\u00fccrede iskelet sistemini olu\u015ftururlar.Sinir h\u00fccrelerinde ise madde iletiminde i\u015f g\u00f6r\u00fcrler.
\n Mikroflamentler ise mikrotubullerin aksine a\u011fs\u0131 bir yap\u0131 g\u00f6sterirler ve kal\u0131nl\u0131klar\u0131 da 7 nm kadard\u0131r.Yani mikrotubullerin 3 te biri kadar kal\u0131nl\u0131ktad\u0131r.Mikroflamentler h\u00fccrenin hareketi ve h\u00fccre kas\u0131lmas\u0131nda fonksiyonel yap\u0131lard\u0131r.Mikroflamentler h\u00fccre i\u00e7erisinde say\u0131ca az olmas\u0131na kar\u015f\u0131n kas h\u00fccrelerinde olduk\u00e7a geli\u015fmi\u015f bir yap\u0131ya sahiplerdir.Kas h\u00fccrelerinde iki proteini i\u00e7eren iki \u00e7e\u015fit mikroflament vard\u0131r.
\n Birinci mikroflament ” Aktin ” ad\u0131 verilen bir \u00e7e\u015fit protein ta\u015f\u0131r.\u0130kinci mikroflament ise ” Miyozin ” ad\u0131 verilen di\u011fer bir \u00e7e\u015fit proteini i\u00e7erir.\u0130\u00e7erdikleri proteinlerle birbirinden farkl\u0131la\u015fm\u0131\u015f bu mikroflamentler, mekaniksel ve kimyasal etkile\u015fimlerle birbirleri \u00fczerinde kayarak i\u00e7inde bulunduklar\u0131 kas h\u00fccresinin hareketini sa\u011flarlar.
\n Mikroflamentler ayn\u0131 zamanda h\u00fccre zar\u0131n\u0131n endositoz ve egzositoz hareketlerini sa\u011flayarak kese olu\u015fturma y\u00f6ntemiyle h\u00fccre i\u00e7erisine b\u00fcy\u00fck molek\u00fcllerin al\u0131nmas\u0131n\u0131 sa\u011flarlar.Ayr\u0131ca Bitki h\u00fccrelerinde h\u00fccre duvar\u0131n\u0131n yap\u0131s\u0131ndaki sel\u00fcloz liflerin d\u00fczenlenmesinde de rol oynar.<\/p>\n","protected":false},"excerpt":{"rendered":"
Mikrot\u00fcb\u00fcller, h\u00fccre iskeletini olu\u015fturan yap\u0131lardan olup, alma\u00e7lar\u0131 tutarlar veya serbest b\u0131rak\u0131rlar. Protein yap\u0131da olup, uzun, i\u00e7i bo\u015f silindirik yap\u0131lard\u0131r. \u00d6karyot kam\u00e7\u0131s\u0131(filagella) i\u00e7erisinde mikrot\u00fcb\u00fcller bulundu\u011fu halde prokaryot kam\u00e7\u0131s\u0131nda bulunmaz. Bu \u00f6karyotlar\u0131n prokaryot kam\u00e7\u0131s\u0131 aras\u0131ndaki farklardan biridir. Bir di\u011feri ise hareket mekanizmalar\u0131ndan kaynaklan\u0131r. Kam\u00e7\u0131n\u0131n sitoplazma i\u00e7erisinde kalan k\u0131sm\u0131 etraf\u0131nda enerji gereksinimi fazla olmas\u0131 nedeniyle mitokondri (prokaryot h\u00fccrelerde …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[8182,6110,8179,8178,8180,8181,8177,2556,5653,2303,7608,7846],"class_list":["post-3589","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-egzositoz","tag-endositoz","tag-filagella","tag-hucre-iskeleti","tag-mezozom","tag-mikroflamentler","tag-mikrotubuller","tag-okaryot","tag-prokaryot","tag-protein","tag-sinir-hucreleri","tag-trombosit"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/3589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=3589"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/3589\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=3589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=3589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=3589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}