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单词 periblast
释义

periblast


periblast

(ˈpɛrɪˌblæst) n (Biology) biology the protoplasm surrounding the blastoderm in meroblastic eggs

periblast


periblast

[′per·ə‚blast] (embryology) The nucleated layer of cytoplasm that surrounds the blastodisk of an egg undergoing discoidal cleavage.

periblast


periblast

 [per´ĭ-blast] the portion of the blastoderm of a ovum" >telolecithal ovum, in which cells lack complete cell membranes.

per·i·blast

(per'i-blast), A specialized region of yolk surface immediately peripheral to the blastoderm in telolecithal eggs. [peri- + G. blastos, germ]

periblast

the tissue surrounding the BLASTODERM in meroblastic eggs.
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更新时间:2025/1/30 16:35:47