And so is my sex.
Get real, even the DMV knows better than that - or at least it did in 2017.
to cavil over it? Certainly I agree, but your behavior says otherwise.
Umm, yeah, do me a favor, and don't do me any favors.
Not sure what the referent is supposed to be,...
Yeah, just like sex.
No, my sex was male before I did anything, and it'll stay that way until I'm dead no matter what I do.
No it doesn't, any more than it defines one's blood type.
But not a substantive difference, because it's not relevant, seeing a homicide may be justifiable on grounds other than self-defense.
You'd have us believe a person couldn't...
That may be the case on your side of the pond, but over here laws may be codified which violate the Constitution, and which may therefore be legally disregarded.
Doesn't alter one's sex either.
Separate names with a comma.