Ghost in Your Genes

Scientists have long puzzled over the different fates of identical twins: both have the same genes, yet only one may develop a serious disease like cancer or autism. What's going on? Does something else besides genes determine who we are? NOVA explores this startling possibility in this program. Watch Ghost in Your Genes in HD free online now on MyWatchSeries with multiple servers and instant playback. Enjoy high-quality streaming of Ghost in Your Genes and share your thoughts in the comments below!