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单词 卵裂
释义 〔cleavage〕The series of mitotic cell divisions that produces a blastula from a fertilized ovum. It is the basis of the multicellularity of complex organisms. Also called segmentation 卵裂,卵割:由一组有丝分裂细胞从受精卵中生成的囊胚,是复杂有机体中多细胞的主要成分 也作 segmentation〔embryo〕The fertilized egg of a vertebrate animal following cleavage.胚胎:卵裂后的脊椎动物的受精卵
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