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.

Մատենագիտական մանրամասներ
Հիմնական հեղինակ: Pizzari, T
Ձևաչափ: Journal article
Լեզու:English
Հրապարակվել է: 2004
Նկարագրություն
Ամփոփում: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.