卵核分裂 [胚] ookinesis ; oosphere-nucleus
部分卵裂 meroblastic cleavage ; [胚] partial cleavage
单个卵裂球的分离培养 culture for single blastomere
四等分卵裂 homoquadrant cleavage
黄体化非分裂卵泡 luteinized unruptured follicle
由于同卵双胞胎来自于一个分裂成两个的受精卵，他们实际上共享相同的遗传密码。
Because identical twins come from a single fertilized egg that splits into two, they share virtually the same genetic code.
威尔·马特说之所以有这么多的试验失败，是因为很难保证空卵囊和供体细胞能处在细胞分裂周期的同一阶段。
Wilmut said there were so many failures because it was difficult to ensure that the empty oocyst and the donor cell were at the same stage of the cell division cycle.
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