primary endosperm meaning in English
初生胚乳
Examples
- The other male gamete fuses with the secondary nucleus, forming the primary endosperm nucleus .
另一个雄配子和次生核结合形成初生胚乳核。 - One fuses with the egg cell to form a zygote while the other either degenerates or , in certain angiosperms , fuses with the polar nuclei to give the primary endosperm nucleus
一个与卵细胞结合形成受精卵，另一个要么退化，要么在某些被子植物中与极核结合形成初生胚乳核。 - The endosperm is usually triploid and develops from the primary endosperm nucleus , the triploid nucleus resulting from the fusion of one of the male gametes from the pollen tube with the polar nuclei in the embryo sac
胚乳通常是三倍体，由初生胚乳核发育而来，三倍体核来源于花粉管中的雄配子与胚囊中两个极核的融合。