Except that it's not 50/50, at least in the case of humans. With humans, it's about 1.07/1, in favor of males. The mechanism is much more complicated than a 5

Except that it's not 50/50, at least in the case of humans. With humans, it's about 1.07/1, in favor of males. The mechanism is much more complicated than a 50/50 chance of inheriting some chromosome.