so? If you understand evolution, you should know
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送交者: steven 于 2010-02-16, 12:24:52:
回答: 人类平均寿命得以大大延长开始于科学对付微生物 由 abada 于 2010-02-16, 04:15:17:
it is the reproduction that counts. Long life span doesn't always improve the chance of survival of a specie.
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