Yep I'm studing this kind of genetics in my freshman class its called genes the reason this happens is when p1(parent) mate together the too may be both heterozygous and have a dominate and recessive alle since red hair dominate over___*can't think of color less dominate but you catch my drift* it make the recessive … Read more

I recently had health class usually at the ages between 12 somtimes younger depends since females were born with our eggs boys usual produce maybe mid puberty or early it depends.. Some do start late ***but if your 18 and can't ejaculate then etheir your having problems in your testes and need to get it … Read more