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单词 segmentation nucleus
释义

Segmentation nucleus


(Biol.) the body formed by fusion of the male and female pronucleus in an impregnated ovum. See the Note under Pronucleus.

See also: Segmentation

EncyclopediaSeenucleus

segmentation nucleus


seg·men·ta·tion nu·cle·us

1. the compound nucleus in the fertilized oocyte, formed by conjugation of the nuclei of the oocyte and sperm (female and male pronuclei); 2. the zygote nucleus after it commences the first cleavage division.

segmentation nucleus

The cell nucleus of a zygote formed by fusion of the male and female pronuclei.See also: nucleus
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更新时间:2024/9/22 14:19:02