"It's a fair point, but being a man or a woman is about a lot more than just reproduction biologically and socially."
Reproduction is biological. Socially, anything goes, but your original claim was " biological sex is some sort of complex spectrum..."
-My first point was that it's really not.
-My second: on what you might consider the social end of things was that our inheritance was not really a gender matter but about "individuality and thus personality."