Genes are not simple triggers. No one is hardwired to commit murder or any other crime. Our actions are always the result of stupendously complex gene-environment interactions, and environment is likely to remain the more important influence by far.
When I go to Rome, I fast on Saturday, but in Milan I do not. Do you also follow the custom of whatever church you attend, if you do not want to give or receive scandal.
I never wanted to be an actor. I never want to be an actor. I want to be a movie star. The whole idea of having to act is too gruesome. It's too ambitious for me.