Language :
SWEWE Member :Login |Registration
Search
Encyclopedia community |Encyclopedia Answers |Submit question |Vocabulary Knowledge |Upload knowledge
questions :Double fertilization
Visitor (157.42.*.*)
Category :[Science][Other]
I have to answer [Visitor (54.198.*.*) | Login ]

Picture :
Type :[|jpg|gif|jpeg|png|] Byte :[<1000KB]
Language :
| Check code :
All answers [ 1 ]
[Member (365WT)]answers [Chinese ]Time :2019-02-08
Double fertilization refers to two spermatozoa formed by the male gametophyte of a monocotyledonous plant in an angiosperm, one that is fused with the egg to form a diploid, and the other that fuses with the polar nuclei of the central cell (usually two) to form a primary endosperm nucleus. phenomenon. After double fertilization, the zygote develops into an embryo, and the central cell develops into an endosperm.

     First discovered

     Russian plant embryologist

     Gamete coordination

     Dual core fusion

Search

版权申明 | 隐私权政策 | Copyright @2018 World encyclopedic knowledge