You probably wouldn't dream of demanding more food from your mum, especially if it had to come from her own plate. But new research shows that most of us have done exactly that, and it's all thanks to our dads.
According to scientists from the University of Cambridge, foetuses use the insulin-like growth factor 2 (IGF2) gene, which is inherited from their fathers, to force their mothers to release more nutrients during pregnancy.
This story is from the August 2023 edition of BBC Science Focus.
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This story is from the August 2023 edition of BBC Science Focus.
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