How does the genome allow a brain to develop that has in born talents and tendencies-if we have an in born fear of say

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

Posted on June 16, 2015 by in Question. Comments Off on How does the genome allow a brain to develop that has in born talents and tendencies-if we have an in born fear of say