Knowing about how genetics does influence how a person turns out, and how the nature/nuture debate makes seeing storylines like this where they hamfistedly play with the concept rather painful to read.
Here's the rub, while a person may be genetically predispoded to a behavior, experiences in their life have to exist for it to be triggered.
At least, according to the most recent thinking on the subject that I've had access too.
So no, yeah. Conner. Your angst is as manufactured as you are. Shut it.