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  • Explore Your Inner Animals

    Explore Your Inner Animals

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    This interactive explores different anatomical features of the human body and what they reveal about the evolutionary history we share with other organisms, including earlier, long-extinct species.

  • Using the Scientific Process to Study Human Evolution

    Using the Scientific Process to Study Human Evolution

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    Paleoanthropology provides an excellent example of the scientific process at work. Also available in Spanish.

  • Regulation of the Lactase Gene

    Regulation of the Lactase Gene

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    Lactase persistence results from a mutation that changes how transcription factors interact, thereby affecting gene expression.

  • Recent Adaptations in Humans

    Recent Adaptations in Humans

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    Lactose tolerance, sickle cell anemia, and bitter taste perception are three examples of recently evolved human traits.

  • Skeletons Reveal Human and Chimpanzee Evolution

    Skeletons Reveal Human and Chimpanzee Evolution

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    Comparing features of a 4.4-million-year-old fossil skeleton to those of human and chimpanzee skeletons sheds light on our evolutionary history.

  • Using DNA to Trace Human Migration

    Using DNA to Trace Human Migration

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    All living humans originated from populations of ancestors who migrated out of Africa less than 100,000 years ago. Learn how scientists have used genetic markers to trace the migration routes and origins of modern human populations.