A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.
By Ann Carrns Tax season opens Monday, and the Internal Revenue Service has announced that it has expanded its free online system for filing 2024 returns directly with the federal government.
Next year, Rivian will follow it up with an “eyes-free” system. The big question is, will current Rivian R1S and R1T owners gain access? It could depend on whether you drive a Gen 1 or Gen 2 ...
male and female" and defines a "female" as "a person belonging, at conception, to the sex that produces the large reproductive cell." The order defines "male" as "a person belonging, at conception ...
A protein that restricts muscle growth also has an unexpected role in the reproductive system, studies 1 in rodents ... The team found that treating female mice with myostatin-inhibiting ...
By contrast, if XX chromosomes are present, embryos typically absorb the Wolffian ducts and the Müllerian ducts begin to develop the female internal reproductive system. Because embryos only ...
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