what 2 sexes of turtles could i have

by roger
(havana street missipi jackson)

well it be ok for me to get 2 girl redeared slider turtles that are both girls well they live peacfully? (dont worry i have a huge huge aqarium) well it be ok if i get a boy and a girl or well they end up mating or a boy and a boy or well they end up fighting. please help me