You see you're saying this because once again, you don't actually understand the topic.
Instead of engaging in reasonable debate, you seek to mock because you don't have a clue.
Maybe stop using straw man arguments and instead actually do some research for once.
Biology. The scientific study of life. The one that has determined gender is not a binary equation.
Your sex at birth is something that is biological, as is your gender. Those two things don't have to be the same.
Look even at those who identify in the same gender and you'll see massive...
"Biological fact"
Except for the fact that advanced biology actually shows that gender is not binary at all.
Your own ignorance may suggest that people can only identify as the gender they are born as, luckily science says otherwise.
No it doesn't you're lucky enough to have been born the same gender you identify as, others aren't the same.
The same way some people are born straight, gay, bisexual or asexual people are born identifying with another gender.
You have no right at all to discredit them. By doing so you're...