This title reveals the connections between genetics and specific diseases. Understand the science and the ethics behind genetics. Want to know more about genetics? This non-intimidating guide gets you up to speed on all the fundamentals. From dominant and recessive inherited traits to the DNA double-helix, you get clear explanations in easy-to-understand terms. Plus, you'll see how people are applying genetic science to fight disease, develop new products, solve crimes ...and even clone cats. Discover: what geneticists do; how traits are passed on; how genetic counseling works; the basics of cloning; the role of DNA in forensics; and, the scoop on the Human Genome Project.