Why some aphids can't stand the heat

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A pea aphid Acyrthosiphon pisum gives birth to a baby aphid. The red spots inside the mother are the eyes of baby aphids that still inside her. Credit: Copyright 2007 Nancy A. Moran
A pea aphid, Acyrthosiphon pisum, gives birth to a baby aphid. The red spots inside the mother are the eyes of baby aphids that still inside her. Credit: Copyright 2007 Nancy A. Moran

For pea aphids, the ability to go forth and multiply can depend on a single gene, according to new research. An overheated aphid with a mutation in that gene can't reproduce.


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