Human genes are normally organized along forty-six chromosomes in our cells, twenty-three from each parent.

VOA: special.2009.09.09

An asymmetrical division is not like that, it's when a parent cell forms two cells that are different in some way.

而不对称分裂就不是这样,当母细胞分裂为两个子细胞时,会有一些不同

耶鲁公开课 - 生物医学工程探索课程节选

If this happens correctly, each of the new cells has exactly the same composition as the parent cell.

如果一切正常,每一个新细胞都会,和亲代细胞在组成上完全一致

耶鲁公开课 - 生物医学工程探索课程节选

Mitosis is an orderly sequence of events by which one parent cell becomes two daughter cells.

有丝分裂是指一个亲代细胞,变为两个子细胞的有序的过程

耶鲁公开课 - 生物医学工程探索课程节选

When I talked about mitosis, I talked about cells making perfect copies of each other, so each parent cell becoming two daughter cells that are the same.

我讲有丝分裂的时候,谈到过细胞能够完美的复制自己,母细胞分裂成为,两个完全一样的子细胞

耶鲁公开课 - 生物医学工程探索课程节选

We talked about the parent cell forming two identical daughter cells.

我们说到母细胞,分裂成为两个一模一样的子细胞

耶鲁公开课 - 生物医学工程探索课程节选