Mom's eggs execute Dad's mitochondria | Science News

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Mom's eggs execute Dad's mitochondria

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2:11pm, May 29, 2002

In "Hamlet," Rosencrantz and Guildenstern deliver a letter to the rulers of England that carries the ill-fated duo's own death sentence. Perhaps Shakespeare knew a bit about reproductive biology.

Scientists have now found that during a sperm's creation, its mitochondria energy-producing units that power all cells acquire molecular tags that mark them for destruction once the

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