by Claudine Zap Ah, nothing like getting ready for the first year of college: Hitting the bookstore with a reading list, stocking up on ramen noodles, and handing over your DNA. Wait, what? At University of California, Berkeley , the incoming freshman class will be, in addition to signing up for their first-semester course load, sending in a genetic sample by swabbing the inside of a cheek. Relax. This is not " 1984 " redux â€" it's simply a group exercise.