gastrula

英[\'gæstrʊlə]

美[\'gæstrʊlə]

基本释义

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

总氨基酸含量在胚胎发育早期下降较快, 胚胎发育至后无节幼体期氨基酸含量下降幅度变缓.

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Noun

1. double-walled stage of the embryo resulting from invagination of the blastula; the outer layer of cells is the ectoderm and the inner layer differentiates into the mesoderm and endoderm