I don’t have time for a real post, so here’s a quickie.
Here’s an article on genes and behavior that makes a point I’m convinced from experience is true: Behavior can be changed; it is not merely controlled by genes.
You may have tendencies, but in the end, God will hold us accountable for our behavior.
The article, which refers to behavioral genetics as "Gene Whiz" science says:
Behavioral genetics, which traces behavioral differences among individuals and groups to genetic variance, receives an inordinate amount of attention, especially considering that its findings so rarely hold up to scrutiny.