Questions to accompany Secrets in Our DNA, PBS NOVA season 48, episode 1. The video is available through PBS, iTunes, and Amazon Prime. At the time of publication, it also streams on YouTube. [YouTube link embedded in the episode title on Google Docs files.] Not sure how long PBS will keep the YouTube post active. SECRETS IN OUR DNA (44 questions) Some 30 million people have sent their DNA to be analyzed by companies like 23andMe and AncestryDNA. But what happens once the sample is in the hand