>>5369986have a read through the menstrual cramps thread and try to put two and two together
anyway, you can be a man if you have XX chromosomes and you can be a woman if you have YY chromosomes.
it's all backed by accredited biologists.
https://www.teenvogue.com/story/teacher-destroys-transphobia-sciencehttps://www.nature.com/news/sex-redefined-1.16943http://profeminist.tumblr.com/post/162799773997/10oclockdot-saying-that-man-and-woman-are-the