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not typically, they always have XY or XX
and why is having two X resesive genes unlikely
There's rare mutations that can give someone double x chromosomes with a y/xxy chromosome, and such. Would that have an effect on genes like this I would wonder though?
What do you mean men typically have one x and one y?
not typically, they always have XY or XX
and why is having two X resesive genes unlikely
There's rare mutations that can give someone double x chromosomes with a y/xxy chromosome, and such. Would that have an effect on genes like this I would wonder though?
What do you mean men typically have one x and one y?