How does the genome allow a brain to develop that has inborn talents and tendencies – if we have an inborn fear of

Question: How does the genome allow a brain to develop that has inborn talents and tendencies – if we have an inborn fear of say, snakes, how does that get wired up in a brain?
- Keywords:
  brain,
  talent
Asked by nikhil to Gonzalo on 8 Nov 2017.
- Gonzalo Delgado-Pando answered on 8 Nov 2017:
  
  I am afraid I cannot answer that because I am no neurologist.

Question: How does the genome allow a brain to develop that has inborn talents and tendencies – if we have an inborn fear of say, snakes, how does that get wired up in a brain?