发信人: biology (生物), 信区: Biology
标 题: 看来生男生女还是妈妈决定的 :)
发信站: The unknown SPACE (Fri Nov 8 17:36:22 2002), 站内信件

11/7/2002 -- When it comes to mating and determining whose sperm reaches the elusive egg, females control both the playing field and the rules of the game, according to a new study on male sperm competition vs. female choice to be published in the Nov.
8 issue of Science.

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※ 来源:．The unknown SPACE bbs.mit.edu．[FROM: 65.96.]