{"id":394,"date":"2009-02-23T19:33:17","date_gmt":"2009-02-23T17:33:17","guid":{"rendered":"http:\/\/www.sorubak.com\/blog\/?p=394"},"modified":"2009-02-23T19:33:17","modified_gmt":"2009-02-23T17:33:17","slug":"yaglar-ve-ozellikleri","status":"publish","type":"post","link":"https:\/\/www.sorubak.com\/blog\/yaglar-ve-ozellikleri.html","title":{"rendered":"Ya\u011flar ve \u00d6zellikleri"},"content":{"rendered":"<p>Yap\u0131lar\u0131nda C,H,O atomlar\u0131 yer al\u0131r.Ancak baz\u0131 ya\u011flar\u0131n yap\u0131s\u0131nda P ve N gibi atomlarda bulunabilir.Yap\u0131lar\u0131ndaki O2 oran\u0131 karbonhidratlara g\u00f6re daha d\u00fc\u015f\u00fckt\u00fcr bu nedenle de yap\u0131lar\u0131ndaki hidrojen  ve karbon oran\u0131 y\u00fcksek olur. Par\u00e7alanmalar\u0131 sonucu daha fazla su olu\u015fur.<br \/>\nYap\u0131lar\u0131ndaki mevcut hidrojen ve karbon iyonu fazlal\u0131\u011f\u0131 nedeniyle daha fazla enerji verirler.An\u00e7ak oksijen azl\u0131\u011f\u0131 nedeni ile zor yanarlar.<br \/>\nDeri alt\u0131nda birikerek v\u00fccudun \u0131s\u0131 kayb\u0131n\u0131 \u00f6nler ve mekanik darbelere kar\u015f\u0131 korur.Daha hafif olmas\u0131 nedeniyle g\u00f6\u00e7men ku\u015flarda depo maddesi olarak kullan\u0131l\u0131rlar.Glikolipit ve lipoprotein\u2018lere kat\u0131larak h\u00fccre zar\u0131nda g\u00f6rev al\u0131rlar.<br \/>\nDo\u011fal ya\u011flar trigliserit diye adland\u0131r\u0131l\u0131rlar.3 ya\u011f asiti ve bir mol gliserol\u00fcn ester ba\u011f\u0131 ile ba\u011flanmas\u0131 ile olu\u015furlar.<br \/>\nYa\u011flar\u0131n kullan\u0131m\u0131 ve y\u0131k\u0131m\u0131 uzun s\u00fcrd\u00fc\u011f\u00fcn den , h\u00fccrelerde ikinci enerji kayna\u011f\u0131 olarak i\u015f g\u00f6r\u00fcrler.Baz\u0131 doymam\u0131\u015f ya\u011f asitleri v\u00fccut da sentezlenmez besin ile al\u0131nmas\u0131 gereklidir.Bunlara temel ya\u011f asitleri denir.<br \/>\nEn \u00f6nemli ya\u011flar ;  -ya\u011f asitleri<br \/>\n                                -ya\u011flar(n\u00f6tr ya\u011flar)<br \/>\n                                -steroidler<br \/>\n                                -fosfolipitler<br \/>\nYa\u011f asitleri ; Karbonlar aras\u0131ndaki b\u00fct\u00fcn ba\u011flar tekli ise doymu\u015f ya\u011f asiti (B\u00fct\u00fcrik asit,Palmitik asit) denir.Bunlar hayvansal kaynakl\u0131 (i\u00e7 ya\u011f\u0131,tere ya\u011f\u0131)\u2019d\u0131rlar.Ya\u011f asitinin durumuna g\u00f6re ya\u011flarda isim al\u0131r.Karbonlar aras\u0131nda \u00e7ift ba\u011f varsa doymam\u0131\u015f ya\u011f asiti (Oleik asit,Linoleik asit) denir.Bunlar bitkisel kaynakl\u0131d\u0131r.<br \/>\nNot : Doymam\u0131\u015f ya\u011flar hidrojen ile doyurularak kat\u0131 hale ge\u00e7irilirler. B\u00f6ylece margarinler olu\u015fur.Ayr\u0131ca insan v\u00fccudu yap\u0131s\u0131nda bir \u00e7ift ba\u011f bulunan oleik asiti yapabilmektedir.Linoleik asiti yapamaz<br \/>\nN\u00f6tral ya\u011flar ;ya\u011flar\u0131n en \u00f6nemli depo \u015feklidir.<br \/>\n3 ya\u011f asiti + 1 gliserol                   Ya\u011f +3 H2O<\/p>\n<p>Ya\u011f asitleri gliserol ile ester ba\u011flar\u0131 ile ba\u011flan\u0131r.Bir gliserole ba\u011flanan ya\u011f asitleri farkl\u0131 olabilir.Bundan dolay\u0131 ya\u011flar\u0131n bir \u00e7ok t\u00fcrevi olu\u015fur.<br \/>\nSteroidler ; Zarlar\u0131n yap\u0131s\u0131na kat\u0131ld\u0131\u011f\u0131 gibi vitamin ve hormon olarak ta g\u00f6rev yapar.<br \/>\nFosfolipitler ;H\u00fccre zar\u0131n\u0131n yap\u0131s\u0131na kat\u0131l\u0131r.Fosfor i\u00e7eren ya\u011flard\u0131r.<br \/>\nKolesterol ;Hayvansal h\u00fccre zar\u0131n\u0131n yap\u0131s\u0131na kat\u0131l\u0131r fakat fazlala\u015f\u0131r ise damar sertli\u011fine neden olur. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yap\u0131lar\u0131nda C,H,O atomlar\u0131 yer al\u0131r.Ancak baz\u0131 ya\u011flar\u0131n yap\u0131s\u0131nda P ve N gibi atomlarda bulunabilir.Yap\u0131lar\u0131ndaki O2 oran\u0131 karbonhidratlara g\u00f6re daha d\u00fc\u015f\u00fckt\u00fcr bu nedenle de yap\u0131lar\u0131ndaki hidrojen ve karbon oran\u0131 y\u00fcksek olur. Par\u00e7alanmalar\u0131 sonucu daha fazla su olu\u015fur. Yap\u0131lar\u0131ndaki mevcut hidrojen ve karbon iyonu fazlal\u0131\u011f\u0131 nedeniyle daha fazla enerji verirler.An\u00e7ak oksijen azl\u0131\u011f\u0131 nedeni ile zor yanarlar. Deri &#8230; <a title=\"Ya\u011flar ve \u00d6zellikleri\" class=\"read-more\" href=\"https:\/\/www.sorubak.com\/blog\/yaglar-ve-ozellikleri.html\" aria-label=\"More on Ya\u011flar ve \u00d6zellikleri\">Devam\u0131n\u0131 oku&#8230;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,7],"tags":[48],"class_list":["post-394","post","type-post","status-publish","format-standard","hentry","category-biyoloji","category-dn","tag-daha"],"_links":{"self":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/comments?post=394"}],"version-history":[{"count":0,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/394\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/media?parent=394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/categories?post=394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/tags?post=394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}