No one needs to 'believe' in evolution, you either accept the fact or you don't.
Regardless of what you accept it's true, proven and tested.
There's only 2 races: White and 'Political Agenda'
2 Genders: Male and 'Political Agenda'
2 Hairstyles for female characters: Long and 'Political Agenda'
2 Sexualities: Straight and 'Political Agenda'