Ovum Cleavage Stage

《英文msh词典》Ovum Cleavage Stage
[入口词] Ovum Cleavage Stage
[主题词] Cleavage Stage,Ovum
[中文释义] 卵分裂期
[英文释义] The embryo in its earliest stage,lasting from the first mitotic division of the fertilized ovum (ZYGOTE) into two BLASTOMERES to the formation of the MORULA,a compact mass of blastomeres.