HS-LS1-4

Use a model to illustrate the role of cellular division (mitosis) and differentiation in producing and maintaining complex organisms.

  1. Genetics

    Newfound DNA ‘enhancer’ behind many natural blonds

    Some snippets of DNA other than genes play a role in giving some people of European a golden crown of hair.

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  2. Science & Society

    Scientist profile: Leroy Hood

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  3. Genetics

    Animal clones: Double trouble?

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