Watch as Bill Eddleman, associate director of the Cape Girardeau Research Center, discusses the structure and function of DNA; different types of DNA—Y-DNA, mitochondrial, and autosomal—and when they are useful for different questions. Eddleman also provides information about testing and companies and the basics on how to use the data once you have results.
Music: "Summer" by Yakov Golman, courtesy Free Music Archive.
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