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The Conversation USA

It's mostly mothers who pass on mitochondria – and a new theory says it's due to the first sexual conflict

  • Written by Arunas L. Radzvilavicius, Postdoctoral Researcher of Evolutionary Biology, University of Pennsylvania
imageIs this how we got the sperm and the egg?Sebastian Kaulitzki/Shutterstock

Evolutionary interests of males and females do not always coincide. This is known as sexual conflict: male innovations that allow them to reproduce more sometimes hurt females, and vice versa.

Male fruit flies, for instance, inject their partners with toxic chemicals during...

Read more: It's mostly mothers who pass on mitochondria – and a new theory says it's due to the first sexual...

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