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Mikrosporogenez proces rozvitku mikrospor u mikrosporangiyah gnizdah pilyaka u riznosporovih paporotepodibnih ta nasinnih roslin Formuvannya mikrospori pochinayetsya v pilyaku Spochatku v molodomu pilyaku utvoryuyetsya sporogenna tkanina arheosporij yakij dilitsya i staye materinskoyu klitinoyu pilyaka sho nazivayetsya mikrosporocitom Mikrosporocit dilitsya mejotichno v rezultati chogo utvoryuyetsya 4 gaployidni klitini mikrospor sho nazivayutsya tetradami Koli ci tetradi dozrivayut voni rozpadayutsya na okremi mikrospori mikrospori shvidko dilyatsya i utvoryuyut vnutrishni klitini i zovnishnyu obolonku Mikrofotografiya sporangiya Selaginella Mikrospori ce dribni chervoni klitini u nizhnij polovini znimka makrospori ce veliki chervoni diski u verhnij polovini Zelenij mishok navkolo spor ce sporangijPosilannya RedaguvatiEvert Ray 2013 Biology of Plants 41 Madison Avenue New York NY 10010 Peter Marshall ISBN 978 1 4292 1961 7 Bateman R M Dimichele W A 1994 Heterospory the most iterative key innovation in the evolutionary history of the plant kingdom Biological Reviews of the Cambridge Philosophical Society 69 315 417 Segui Simarro Jose M Nuez Fernando 1 veresnya 2008 How microspores transform into haploid embryos changes associated with embryogenesis induction and microspore derived embryogenesis Physiologia Plantarum angl 134 1 1 12 ISSN 1399 3054 doi 10 1111 j 1399 3054 2008 01113 x nbsp Ce nezavershena stattya z botaniki Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title Mikrosporogenez amp oldid 23409799