Has only half of the diploid chromosomal content that most of the cells, which are called somatic cells in our body have.

卵子中只含有我们机体一半的染色体,二倍体基因组中一半的染色体,这些二倍体细胞称为体细胞

耶鲁公开课 - 生物医学工程探索课程节选

So on the personality theory, I did not exist when that fertilized egg came into being, when the egg and the sperm joined.

所以在人格理论上，卵子受精的时候我还不存在，卵子和精子结合时。

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We started the discussion talking about the zygote or the fertilized egg.

我们是从,受精卵或者受精卵子说起的

耶鲁公开课 - 生物医学工程探索课程节选

The zygote or this fertilized egg is a completely undifferentiated cell.

受精卵,或者说已受精的卵子,是一个完全未分化的细胞

耶鲁公开课 - 生物医学工程探索课程节选

This one cell, this one fertilized cell which is unique because it's the - its chromosome contains the combination of the sperm and the egg, develops into an embryo and then on birth develops into a human.

这个受精卵,是独一无二的,因为它的染色体,包含了精子和卵子的组合,并由此发育成为一个胚胎,之后形成一个人类个体

耶鲁公开课 - 生物医学工程探索课程节选

And that certainly wasn't true way back at the start of A, as the fertilized egg first begins to split and multiply, subdivide and make organs.

显然不是在A阶段这么早就开始的，当受精的卵子开始分裂繁殖，继续分裂，形成器官。

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The sperm - say this is the one sperm cell that's able to inject its DNA into the egg, well then this cell has a polarity.

假设某个精子细胞,成功向卵子注入了自己的DNA,那这个细胞就有了极性

耶鲁公开课 - 生物医学工程探索课程节选