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. Fossils

    Ancient ‘ManBearPig’ mammal lived fast — and died young

    Developing in the womb for a while — but being born ready to take on the world — may have helped post-dinosaur mammals rise to dominance.

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  2. Animals

    Butterfly ‘tails’ might be part of an escape tactic

    Slender, tail-like extensions on their wings may help some butterflies survive attacks by hungry predators.

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  3. Tech

    Virtual critters evolve bodies that help them learn

    A combination of evolution and learning may lead to more intelligent and agile robots.

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  4. Fossils

    Bright-colored feathers may have topped pterosaurs’ heads

    Fossil remains of a flying reptile hint that their vibrant crests may have originated 250 million years ago in a common ancestor with dinosaurs.

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  5. Animals

    A dog’s breed doesn’t say much about its behavior

    Many people associate dog breeds with specific behavioral traits. But breed appears to account for only about 9 percent of behavioral differences.

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  6. Animals

    Losing some genes may explain how vampire bats can live on blood

    Loss of 13 genes active in other bats could support the vampires’ blood-eating strategies and adaptations.

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  7. Archaeology

    Our species may have reached Europe while Neandertals were there

    Archaeological finds from an ancient French rock-shelter show periodic settlements by both populations, just not at the same time.

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  8. Animals

    Scientists discover the first true millipede

    The newfound deep-living species tunnels belowground using a whopping 1,306 legs!

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  9. Life

    Scientists Say: Adaptation

    This word refers to a feature of a living thing that helps it better survive in its environment — or the process of that feature evolving in a population.

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