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

    Will the woolly mammoth return?

    Scientists are using genetic engineering and cloning to try to bring back extinct species or save endangered ones. Here’s how and why.

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  2. Animals

    Tiny animals survive 24,000 years in suspended animation

    Tiny bdelloid rotifers awake from a 24,000-year slumber when freed from the Arctic permafrost.

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  3. Microbes

    Explainer: Virus variants and strains

    When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.

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  4. Life

    Even raised by people, wolves don’t tune into you like your dog

    Dog puppies outpace wolf pups at engaging with humans, even with less exposure to people, supporting the idea that domestication changed dogs’ brains.

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  5. Fossils

    Dinosaur families appear to have lived in the Arctic year-round

    Fossils of baby dinosaurs in northern Alaska challenge the idea that northern dinosaurs only spent their summers in the high Arctic.

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  6. Archaeology

    Fossils unearthed in Israel reveal possible new human ancestor

    They come from a previously unknown Stone Age group that may represent a complex mashup of early members of our genus Homo.

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  7. Health & Medicine

    Will we all need COVID-19 booster shots?

    Experts say not yet, but booster vaccines may be coming as new SARS-CoV-2 virus variants keep emerging.

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  8. Life

    Let’s learn about dogs

    From learning the names of their toys to sniffing out viruses in human sweat, dogs are far more than household pets.

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  9. Fossils

    An ancient hippo-sized reptile may have been a speedy beast

    An Anteosaurus was a hefty reptile with a large snout. Its fossil skull hints that it may have moved fast for its time.

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