The dictionary. Next question.
God gave us our gender...just like he gave us our parents, nationality, forefathers, city of birth, etc.
Nah. It is your DNA. No matter what these people do to their bodies, every cell screams XY (boy) or XX ( girl). Psychiatrists, in their need to be PC, have failed these confused people.
“What defines gender?”
I believe gender is a concept of grammar. What they really mean is “sex”. There are two sexes: male and female. They like to talk about gender because they can confuse things.