Do red head mens have red pubic hair? how people gets red hair anyway?

yo do red head mens have red pubic hair? lol. i wanna see if so. how do peoples get red hair and how comes blacks don't be born wit red hair?

do male twins have same size penis?

questions i like to kno answers too....

Do red head mens have red pubic hair? how people gets red hair anyway?

1 yes

2 20%

3 Black is a stronger colour

4 only if identical