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Contains an exclusive preview of Micro by Michael Crichton and Richard Preston.

Is a loved one missing some body parts? Are blondes becoming extinct? Is everyone at your dinner table of the same species? Humans and chimpanzees differ in only 400 genes; is that why a chimp fetus resembles a human being? And should that worry us? There''s a new genetic cure for drug addiction—is it worse than the di...