If we think about the size of a typical cell - excuse me, now I'm getting confused about nuclei.

它大约是10的,负十四次方米，如果我们考虑。

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A progenitor cell, the definition, it just means it can generate the cells that are typical of that tissue or that organ, so it's capable of becoming these mature classes of cells.

祖细胞的定义就是,它能产生那个器官或者组织内的,所有的典型细胞,所以它可以成为那一类的成熟细胞

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