HS-LS4-3

Apply concepts of statistics and probability to support explanations that organisms with an advantageous heritable trait tend to increase in proportion to organisms lacking this trait.

More Stories in HS-LS4-3

  1. Animals

    Blood vessels in their heads kept big dinos from overheating

    Giant dinosaurs evolved several ways to cool their blood and avoid heatstroke.

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  2. Genetics

    Pacific islanders got a double dose of Stone Age DNA

    Unlike other people, certain Pacific Islanders inherited DNA from two ancient human ‘cousins.’

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  3. Earth

    Bubbles may have sheltered Earth’s early life

    For Earth’s earliest inhabitants, a bubble on the beach would have been the next best thing to a safety blanket.

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  4. Animals

    Wolves beat dogs at problem-solving test

    When treats are at stake, wolves outperformed dogs at opening a closed container. The dog’s relationship with humans may explain why.

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  5. Health & Medicine

    Chikungunya wings its way north — on mosquitoes

    A mosquito-borne virus once found only in the tropics has adapted to survive in mosquitoes in cooler places, such as Europe and North America.

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  6. Physics

    Eyelashes: The ‘sweet’ length

    New mathematical and aerodynamics studies find what seems to be the optimal length for eyelashes — the length that protects best. And surprise: Longer is not always better.

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  7. Life

    Caught in the act

    Scientists observe some evolutionary speed demons as they adapt over the course of just a few years to new environmental conditions.

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