blastula

英[\'bl?st??l?]
美[\'bl?st??l?]

基本釋義

n.
囊胚

詞性變化

實(shí)用例句

It enter the late blastula stage in 6 h 50 min.

6小時(shí)50分進(jìn)入低囊胚期.

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The cells of the blastula , called blastomeres, also each receive a full diploid set of chromosomes.

這些囊胚細(xì)胞, 稱(chēng)卵裂球, 每個(gè)細(xì)胞都有一套二倍體染色體組.

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The outer layer of a blastula that gives rise to the ectoderm after gastrulation.

外胚層囊胚的外層,在原腸胚形成之后生后外胚層組織.

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However , content of the dissolvable protein and amino acid during gastrula stage during blastula stage.

總氨基酸含量在胚胎發(fā)育早期下降較快, 胚胎發(fā)育至后無(wú)節(jié)幼體期氨基酸含量下降幅度變緩.

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英英釋義

Noun
  • 1. early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs

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