I'm not too sure to be honest, it looks like it chooses either one or the other, but throwbacks can go back several generations, so a kid can have his Grandfathers skin, for example. I've only taken it through one generation at the moment, and played a bit with generating siblings.
I'll let things roll along, stir up the gene pool and see what floats to the top
I feel I should warn our more sensitive readers that this thread may contain pictures of Zombie Babies at some point
