Talking with Tiff: Do XX & XY chromosomes determine gender?
Channel: Tiffany Starr
Date: 2020-09-06

Using TERF's own logic against them.

Sources: 
https://health.clevelandclinic.org/research-on-the-transgender-brain-what-you-should-know/
https://www.sciencedaily.com/releases/2018/05/180524112351.htm
https://www.the-scientist.com/features/are-the-brains-of-transgender-people-different-from-those-of-cisgender-people-30027

Be wary of TERF run sites like transtrending. Those biased sites provide false data and flat out lies. Best to avoid that garbage.