MS-LS1-3

Use argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.

More Stories in MS-LS1-3

  1. Plants

    Scientists Say: Phloem

    Phloem is tissue that delivers food, made in leaves during photosynthesis, to the rest of a plant.

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  2. Genetics

    Explainer: What is RNA?

    A partner to DNA, cells use this molecule to translate the instructions for making all of the many proteins that your body needs to function.

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  3. Plants

    Well-known wildflower turns out to be a secret meat-eater

    Look closely at Triantha occidentalis, and you’ll see gluey hairs — and a trail of insect corpses on its stem.

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  4. Health & Medicine

    Scientists Say: Tonsils

    The tonsils are pads of tissue in the throat that are part of the body’s immune system.

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  5. Tech

    Synthetic trees could tap underground water in arid areas

    They also could also help coastal residents mine fresh water from salty sources.

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  6. Health & Medicine

    Cannabis may alter a teen’s developing brain

    Marijuana use between ages 14 and 19 was linked to faster thinning of brain regions important in decision-making.

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  7. Animals

    Here’s how sea otters stay warm without blubber or a large body

    For the smallest mammal in the ocean, staying warm is tough. Now, scientists have figured out how the animals’ cells rise to the challenge.

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  8. Animals

    Abdominal fuzz makes bee bodies super slippery

    Scientists find that tiny hairs on a honeybee’s abdomen reduce wear and tear as a bee’s outer skeletal parts rub against each other all day long.

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  9. Animals

    Uncovering secrets of the glasswing butterfly’s see-through wings

    The tricks of its transparency include sparse, spindly scales and a waxy coated membrane.

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