Posted on Apr 9, 2024
In the womb, a brother's hormones can shape a sister's future
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Posted 30 d ago
Responses: 2
Never really thought about it but it does make sense that that could occur
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PO1 William "Chip" Nagel interesting...
A sibling can change your life — even before you're born. That's because when males and females share a womb, sex hormones from one fetus can cause lasting changes in the others.
It's called the intrauterine position phenomenon, or intrauterine position effects, and different versions of it have been observed in rodents, pigs, sheep — and, probably, humans...
A sibling can change your life — even before you're born. That's because when males and females share a womb, sex hormones from one fetus can cause lasting changes in the others.
It's called the intrauterine position phenomenon, or intrauterine position effects, and different versions of it have been observed in rodents, pigs, sheep — and, probably, humans...
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