HS-LS3-1

Ask questions to clarify relationships about the role of DNA and chromosomes in coding the instructions for characteristic traits passed from parents to offspring.

More Stories in HS-LS3-1

  1. Genetics

    Scientists Say: Genome

    This complete set of DNA carries all the basic “how-to” instructions an organism needs to grow, develop and live.

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  2. Genetics

    DNA reveals the origin of East Asia’s favorite sweet bean 

    Where those red beans — also called adzuki — came from had been murky. A new study says it all started in Japan.

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  3. Animals

    Paw-print DNA lets scientists track out-of-sight polar bears

    This environmental DNA can aid in conserving species that are hard or dangerous to observe.

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  4. Animals

    Here’s how kingfishers avoid concussions during high-speed dives

    Understanding the genetic adaptations that protect the birds’ brains as they dive might one day offer clues to protecting human brains.

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  5. Archaeology

    Iron Age grave in England points to a possible woman warrior

    The grave holds a sword. It hints the buried woman fought or helped plan raids some 2,000 years ago in what’s now southwest England.

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  6. Plants

    Scientists Say: Fertilize

    This word describes both a stage of sexual reproduction and the agricultural practice of adding nutrients to soil.

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  7. Animals

    Explainer: What is animal domestication?

    The difference between a dog and a wolf isn’t looks or genes or even behavior. It’s the relationship these animals have with people.

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  8. Humans

    Let’s learn about Neandertals

    Neandertals are an extinct species closely related to modern humans. They made tools and jewelry, controlled fires and cared for their sick.

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  9. Archaeology

    Neandertals were a lot like our human ancestors

    From toolmaking to healthcare, new research finds that Neandertals shared many cultural and social similarities with our human ancestors.

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