單詞
blastula
英 ['bl?stj?l?]
美['bl?st??l?]
基本信息
- n. [胚] 囊胚，囊胚泡
詞態(tài)變化
復(fù)數(shù):?blastulas;
英文詞源
- blastula (n.)
- embryonic state, 1875, Modern Latin, from Greek blastos "sprout, germ" + diminutive ending -ula (see -ule).
雙語(yǔ)例句
- 1. 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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- 2. The cells of the blastula , called blastomeres, also each receive a full diploid set of chromosomes.
- 這些囊胚細(xì)胞, 稱卵裂球, 每個(gè)細(xì)胞都有一套二倍體染色體組.
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- 3. 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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- 4. 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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