MS-LS3-2

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

More Stories in MS-LS3-2

  1. Plants

    How Romanesco cauliflower grows spiraling fractal cones

    By tweaking just three genes in a common lab plant, scientists have mimicked one of nature’s most impressive mathematical patterns.

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  2. Genetics

    Just a tiny share of the DNA in us is unique to humans

    Some of these tweaks to DNA, however, may have played a role in brain evolution.

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  3. Health & Medicine

    Bringing COVID-19 vaccines to much of world is hard

    The price of not vaccinating nearly everyone across the world could be a longer pandemic and more troubling variants of the new coronavirus.

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  4. Life

    Scientists Say: Egg and sperm

    An egg or a sperm cell contains half of the normal genes an organism needs. They fuse together to form a new individual.

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  5. Humans

    By not including everyone, genome science has blind spots

    Little diversity in genetic databases makes precision medicine hard for many. One historian proposes a solution, but some scientists doubt it’ll work.

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  6. Humans

    Some identical twins don’t have the exact same DNA

    Identical twins may not be exactly identical. Mutations may arise early in development that account for tiny genetic differences between siblings.

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  7. Health & Medicine

    Early details emerge about the new U.K. coronavirus variant

    The variant may spread more easily from person to person. That could make continuing to wear masks all the more important, experts say.

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  8. Genetics

    What would it take to make a unicorn?

    Onward’s dumpster-diving unicorns seem like an impossibility. But scientists have some ideas about how unicorns could become real.

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  9. Genetics

    What we can — and can’t — learn from our pets’ DNA

    Your dog or cat’s DNA is an open book. DNA tests tell people about their pet’s breed and attempt to predict things about its behavior and health.

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