• SippyCup@lemmy.world
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    2 days ago

    Prenatal testosterone has well studied effects but brain development isn’t one of them.

    It’s equally possible that the default state is risk taking, and estrogen causes risk averse behavior.

    • panthera_@lemmy.today
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      2 days ago

      Unlikely since all fetuses by default are female. In males, the hormone, androgen masculinizes the fetus.