most evidence to date reveals a much larger contribution of sex-related hormones compared to sex-related genes to the sexual differentiation of the rodent brain and behavior
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studies revealed that feminization and masculinization are independent processes rather than two poles of a continuum
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And adding to the first link:
[brains whose features align clearly at either male or female end are] low (0% to 8%) and much lower than the number of mosaic brains (23% to 53%), that is, brains in which at least one feature was at the “femaleend” zone and one feature was at the “male-end” zone…
yes, I think it’s quite surprising to find most people have a mix of sexed traits, the whole concept of a strict binary doesn’t apply at all to the brain it seems
Considering we all start the same for the first few weeks and then differ after that, it makes sense it’s not 1 spectrum of differences. It should be 2 at least.
Extracts from 2nd link that stood out to me
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And adding to the first link:
yes, I think it’s quite surprising to find most people have a mix of sexed traits, the whole concept of a strict binary doesn’t apply at all to the brain it seems
Considering we all start the same for the first few weeks and then differ after that, it makes sense it’s not 1 spectrum of differences. It should be 2 at least.