Interesting. Most of the pieces in this have been mentioned over the years on this site but this pulls together a summary to refresh on the topic. Suggests that 'learned' information can be passed to progeny at birth. Doesn't have to be relearned. Interesting to think about how this could apply to political beliefs and why they might be so hard to change in people. And also, can speculate, did Kamala get her rampant socialistic(communistic?) beliefs through nurture or nature? Or Soros, Obama, same question.