Physically, We All Began As Female
We were all female
Key Facts In This Video
Physically speaking, all humans were once "female" in the womb—though some prefer to say we were gender neutral. 00:02
The first 5–6 weeks of embryonic development involve only the X chromosome, not the Y chromosome. 00:32
Nipples form before the activation of the Y chromosome in embryonic development. 01:28
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