That's almost inarguable -- except, I guess someone could claim that there is a steady or increasing supply of such mutations -- caused by ionizing radiation from such sources as nuke tests and/or cosmic rays...
At any rate, the very first commandment to humankind, "Be fruitful, and multiply.", reveals most of today's sexual/"gender" idiocies to be futile delusions of perverted minds...
There... Did I tread on enough liberal toes with that one?
TXnMA ;-)
ALWAYS homos and children, it seems like.