germinal vesicle 名詞
胚泡,種泡,生發泡
Ger·mi·nal a.
1. Pertaining or belonging to a germ; as, the germinal vesicle.
2. Biol. Of or pertaining to the germ, or germ cells, as distinguished from the somatic cells.
Germinal layers Biol., the two layers of cells, the ectoblast and entoblast, which form respectively the outer covering and inner wall of the gastrula. A third layer of cells, the mesoblast, which is formed later and lies between these two, is sometimes included.
Germinal membrane. Biol. Same as Blastoderm.
Germinal spot Biol., the nucleolus of the ovum.
Germinal vesicle, Biol. , the nucleus of the ovum of animals.
Ger·mi·na·tive a. Pertaining to germination; having power to bud or develop.
Germinative spot, Germinative vesicle. Biol. Same as Germinal spot, Germinal vesicle, under Germinal.
◄ ►