What does the Bible say about abortion?

Sex chromosomes usually determine whether you are female or male. Women are XX. Men are XY.

No. It works like this: if you want to be a man, then you are a man.

But your biological body does not follow your mind. It follows sex chromosomes.

But your biological body does not follow your mind. It follows sex chromosomes.

Biological body has nothing to do with being a man. I would be a woman even if I had nothing but working brain.