Evolution: sperm ejection near and far.

In promiscuous fruit flies, the last male to inseminate a female has a fertilising advantage. Recent evidence indicates that this happens because females eject previously stored semen after a new copulation, revealing female bias in sperm use and the resulting battle of the sexes over fertilisation.

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Príomhchruthaitheoir: Pizzari, T
Formáid: Journal article
Teanga:English
Foilsithe / Cruthaithe: 2004

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