EMBRIOGENEZ

EMBRIOGENEZ, inkishofi janin, inkishofi organizmi hayvonotro guyand, ki dar tukhm (berun az organizmi modar yo andaruni on) ba amal meoyad. Bordorshavi ibtidoi E. buda, dar organizmi modar, dar obi bachadon ba amal meoyad.

Davrahoi inkishofi tadrijii janini mohi (A), chuja (B), khuk (V), odam (G).

Badi bordorshavi tukhm tadrijan ba hujayrahoi kalon va minbad ba hujayrahoi khurd (blastomerho) taqsim meshavad. Hujayrahoi az qismhoi gunoguni tukhm bavujudomada (sitoplazmai mukhtalif dorand) qobiliyati muttaharriki paydo menamoyand, ki in boisi tashakkuli uzvhoi organizmi oyanda meshavad. Janiin hayvonoti gunogun dar avval ba hamdigar monandand.