The implication is that your family tree consists of your predecessors fucking their mothers and fathers without end. Of course the trait that involves using more than one brain cell likely got supplanted by the desire to fuck your own father, so at the very least you'll be the end of the tree, and hey I guess you won't technically be dying alone if your chode is stuck in your daddy's ass when your self-destruction chromosome kicks in.
The implication is that your family tree consists of your predecessors fucking their mothers and fathers without end. Of course the trait that involves using more than one brain cell likely got supplanted by the desire to fuck your own father, so at the very least you'll be the end of the tree, and hey I guess you won't technically be dying alone if your chode is stuck in your daddy's ass when your self-destruction chromosome kicks in.