MS-LS1-5

Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.

More Stories in MS-LS1-5

  1. Plants

    Scientists Say: Circumnutation

    Plants are always on the move, their tips slowly waving in search of better light — a process called circumnutation.

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  2. Climate

    Meet Chonkus, a mutant microbe that could help fight climate change

    A hulking marine cyanobacterium, Chonkus has traits that appears to make it especially good for storing away carbon on the ocean floor.

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  3. Animals

    These healthy fish have bacteria in their brains

    The bodies of most animals keep germs, usually linked to disease, out of their brains. But some fish that host microbes seem to do just fine.

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  4. Animals

    Surprise! These animals can help fight climate change

    Some animals help fight climate change by boosting the amount of carbon dioxide that plants, algae and bacteria absorb from the atmosphere.

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  5. Animals

    This egg-laying amphibian feeds its babies ‘milk’

    Similar to mammals, this caecilian — an egg-laying amphibian — makes a nutrient-rich, milk-like fluid to feed its babies up to six times a day.

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  6. Plants

    On hot summer days, this thistle stays cool to the touch

    Its yellow flowers can cool themselves substantially, staying up to 10 degrees C (18 degrees F) cooler in extreme heat.

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  7. Animals

    Tardigrades survive harsh conditions by almost dying. Here’s how

    Under stress, a chemical change signals these water bears to switch between live and mostly dead.

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  8. Plants

    Rampaging vines are slowly strangling tropical forests

    Called lianas,these vines are growing out of control. They may cause tropical forests to absorb less carbon dioxide — worsening climate change.

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  9. Health & Medicine

    Health problems persist in Flint 10 years after water poisoning

    Flint, Mich., residents still show health impacts long after a switch in their drinking-water source exposed them to toxic lead and other pollutants.

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