Are You Genetically Predisposed to Bulking Up?

I haven't gained or lost any weight in years, I've just been the same forever. Even now that I'm really trying it is difficult for sure. If I had decent genetics I don't think I'd be as passionate about bulking up. Some people respond better to PDs than others so more genetically gifted PD responders. So if you're not genetically predisposed to putting on bulk is it more of a temptation to try the dark side? Yeah, let's be real. It definitely is a big temptation. When it comes to joining the dark side which if you guys can I say the word? No, if you guys don't know that that means hopping on steroids or