>>12952916because they dont work like most people think.
Genes are not . Woahh, like EXACTLY 50% of your dad and EXACTLY 50% of your mom give or take 0.05%. If your dad is 1,80 meters and your mom is 1,70, you WILL be 1,75
no you faggotius maximus,
genes work more like this:
ahh so you have the sfkj-3553444 trait gene? well, if one of your grandfathers and two of your great great grandfathers have this exact combination of this other 200 genes then theres a 33,5% chance of maybe your skin tone being a quarter of a shade darker