[–] Thetiedyeguy 0 points 0 points 0 points (+0|-0) 3.1 years ago
It depends, epigenetics can have a lot to do with apperance.
[–] llegendary 1 point -1 points 0 points (+0|-1) 3.1 years ago
There are boy/girl identical twins.
Here's a lazy google.
http://babyandbump.momtastic.com/twins-triplets-multiples/114004-identical-twins-can-opposite-genders.html
[–] Thetiedyeguy ago
It depends, epigenetics can have a lot to do with apperance.