S\u00fcrgen (Meristem) Doku:<\/p>\n
Bitkilerde b\u00f6l\u00fcnme yetene\u011fi s\u00fcrekli olan dokudur. S\u00fcrekli b\u00f6l\u00fcnerek de\u011fi\u015fmez dokular\u0131 olu\u015fturur.Bu doku bitkinin uzamas\u0131n\u0131 ve kal\u0131nla\u015fmas\u0131n\u0131 sa\u011flar.<\/p>\n
Birincil Meristem :<\/p>\n
K\u00f6k g\u00f6vde ve dal u\u00e7lar\u0131nda bulunur.Boyuna b\u00fcy\u00fcmeyi sa\u011flar.<\/p>\n
\u0130kincil meristem(Kambiyum) :<\/p>\n
Bu doku de\u011fi\u015fmez doku h\u00fccrelerinin b\u00f6l\u00fcnme yetene\u011fi kazanmas\u0131yla geli\u015fir. Bitkinin enine kal\u0131nla\u015fmas\u0131n\u0131 sa\u011flar.<\/p>\n
De\u011fi\u015fmez dokular:<\/p>\n
Birincil ve ikincil meristem doku h\u00fccrelerinin geli\u015fme ve farkl\u0131la\u015fmas\u0131ndan olu\u015fur. De\u011fi\u015fmez dokular\u0131 meydana getiren h\u00fccreler, b\u00f6l\u00fcnebilme \u00f6zelli\u011fini kaybeder.<\/p>\n
De\u011fi\u015fmez dokular yap\u0131 ve g\u00f6revlerine g\u00f6re grupland\u0131r\u0131l\u0131r:<\/p>\n
1.Parankima dokusu:<\/p>\n
Bitkilerdeki di\u011fer doku ve organlar\u0131n aras\u0131n\u0131 doldurur. \u0130\u015flevlerine g\u00f6re \u00f6z\u00fcmleme parankimas\u0131, havaland\u0131rma parankimas\u0131 ve depo parankimas\u0131 olarak \u00fc\u00e7 gruba ayr\u0131l\u0131r.<\/p>\n
2.Koruyucu doku :<\/p>\n
Bitkilerde k\u00f6k , g\u00f6vde ve meyvelerin \u00fczerini \u00f6rter. H\u00fccre \u00e7eperi kal\u0131nd\u0131r. \u0130ki gruba ayr\u0131l\u0131r.<\/p>\n
a-Epidermis:<\/p>\n
Bitkinin gen\u00e7 b\u00f6lgelerinin ve yapraklar\u0131n\u0131n \u00fczerini \u00f6rten tek tabakal\u0131 bir dokudur.\u00dczerinde kutikula tabakas\u0131 vard\u0131r.Bu tabaka kurak b\u00f6lge bitkilerinde su kayb\u0131n\u0131 \u00f6nler.Epidremis h\u00fccreleri fakl\u0131la\u015farak t\u00fcyleri ve stomalar\u0131 olu\u015fturur.<\/p>\n
Stomalar yapra\u011f\u0131n alt y\u00fczeyinde bulunur. Bitkinin gaz al\u0131\u015fveri\u015fini ve terleme yoluyla yap\u0131s\u0131ndaki su miktar\u0131n\u0131 d\u00fczenler.<\/p>\n
b-Periderm<\/p>\n
\u00c7ok y\u0131ll\u0131k bitkilerde k\u00f6k ve g\u00f6vdenin \u00fczerini \u00f6rter.Peridermde epidermisdeki stomalar\u0131n yerini kovucuk(lentisel) al\u0131r.<\/p>\n
3. \u0130letim dokusu:<\/p>\n
Bitkilerde madde ta\u015f\u0131nmas\u0131n\u0131 ger\u00e7ekle\u015ftirir. \u0130letim dokusu ikiye ayr\u0131l\u0131r.<\/p>\n
a-Odun borusu (ksilem):<\/p>\n
Olu\u015ftuktan sonra h\u00fccreleri canl\u0131l\u0131\u011f\u0131n\u0131 kaybeder.Bu borular k\u00f6kten yapra\u011fa do\u011fru su ve madensel tuzlar\u0131 ta\u015f\u0131r.<\/p>\n
b-Soymuk borular\u0131(floem):<\/p>\n
Canl\u0131 h\u00fccrelerden olu\u015fmu\u015ftur.Soymuk borusu fotosentezle \u00fcretilen besinlerin k\u00f6ke do\u011fru iletimini sa\u011flar.<\/p>\n
4.Destek doku:<\/p>\n
Bitkinin yap\u0131s\u0131n\u0131n korunmas\u0131n\u0131 sa\u011flar. \u00c7ok y\u0131ll\u0131k bitkilerde g\u00f6vdeyi dayan\u0131kl\u0131 duruma getirir.Bir y\u0131ll\u0131k bitkilerde destek doku bulunmaz.destek doku iki \u00e7e\u015fittir.<\/p>\n
a-Pek doku:<\/p>\n
B\u00fcy\u00fcmekte olan gen\u00e7 bitkilerde yer alan canl\u0131 bir dokudur,h\u00fccre \u00e7eperi kal\u0131nd\u0131r.<\/p>\n
b-Sert doku<\/p>\n
Sitoplazma ve \u00e7ekirdekleri yoktur. Yuvarlak ve k\u00f6\u015feli h\u00fccrelerine \u201cta\u015f h\u00fccreleri\u201d denir.Armut ve ayvada bulunur.<\/p>\n
5.Salg\u0131 doku:<\/p>\n
Bol sitoplazmal\u0131 ve b\u00fcy\u00fck \u00e7ekirdekli canl\u0131 h\u00fccrelerden olu\u015fur.Olu\u015fturduklar\u0131 salg\u0131lar bitkiyi \u00e7\u00fcr\u00fcmekten korur, tozla\u015fmay\u0131 kolayla\u015ft\u0131r\u0131r ve bitkiyi d\u0131\u015f etkilere kar\u015f\u0131 korur.<\/p>\n","protected":false},"excerpt":{"rendered":"
S\u00fcrgen (Meristem) Doku: Bitkilerde b\u00f6l\u00fcnme yetene\u011fi s\u00fcrekli olan dokudur. S\u00fcrekli b\u00f6l\u00fcnerek de\u011fi\u015fmez dokular\u0131 olu\u015fturur.Bu doku bitkinin uzamas\u0131n\u0131 ve kal\u0131nla\u015fmas\u0131n\u0131 sa\u011flar. Birincil Meristem : K\u00f6k g\u00f6vde ve dal u\u00e7lar\u0131nda bulunur.Boyuna b\u00fcy\u00fcmeyi sa\u011flar. \u0130kincil meristem(Kambiyum) : Bu doku de\u011fi\u015fmez doku h\u00fccrelerinin b\u00f6l\u00fcnme yetene\u011fi kazanmas\u0131yla geli\u015fir. Bitkinin enine kal\u0131nla\u015fmas\u0131n\u0131 sa\u011flar. De\u011fi\u015fmez dokular: Birincil ve ikincil meristem doku h\u00fccrelerinin … Devam\u0131n\u0131 oku…<\/a><\/p>\n","protected":false},"author":1685,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[14527,14528,359],"class_list":["post-40491","post","type-post","status-publish","format-standard","hentry","category-fen-teknoloji","tag-bitkisel-doku","tag-bitkisel-doku-ders-notu","tag-doku"],"_links":{"self":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/40491","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\/1685"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/comments?post=40491"}],"version-history":[{"count":0,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/40491\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/media?parent=40491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/categories?post=40491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/tags?post=40491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}