Season 42 Episodes20
Discussion
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.
No Image
8.2
The Ghost in Your Genes
8.2/10 · 27 votesDec 15, 200560 min
Ranked #2 of 15 in Season 42•+0.8 vs season avg
The controversial science of epigenetics suggests you may inherit a lot more than you imagine from your forebears. The scientists who believe your genes are shaped in part by your ancestors' life experiences.
Seasons62
Episode Summary
"The Ghost in Your Genes" is episode 20 of Horizon season 42. It scored 8.2/10 from 27 votes, ranking #2 of 15 episodes this season (season average 7.4). It aired on December 15, 2005.