telegony

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Females of some species might obtain additional resources from semen, apart from sperm, and could have evolved to seek out these bonuses from having sex, according to a new theory by UNSW scientists.

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Revisiting telegony and other discredited theories of inheritance through the modern lens of epigenetics will contribute to a more complete understanding of heredity, write Angela Crean and Russell Bonduriansky.

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UNSW scientists have discovered a new form of non-genetic inheritance, showing for the first time that offspring can resemble a mother’s previous sexual partner – in flies at least.