HS-LS1-7

Use a model to illustrate that cellular respiration is a chemical process whereby the bonds of food molecules and oxygen molecules are broken and the bonds in new compounds are formed resulting in a net transfer of energy.

More Stories in HS-LS1-7

  1. Health & Medicine

    Ultrasound might become a new way to manage diabetes

    Ultrasound turns on production of the hormone insulin in mice. Someday, it might help maintain healthy blood-sugar levels in people who were recently diagnosed with diabetes.

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  2. Health & Medicine

    Explainer: What are proteins?

    In the body, proteins act as biochemical machines to carry out the work of cells.

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  3. Tech

    This power source is shockingly eel-like

    The electric eel’s powerful electric charge inspired this new squishy, water-based new approach to generating power.

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  4. Health & Medicine

    Your gut’s germs may decide whether white bread or whole wheat is best — for you

    Surprise! Gut microbes may determine how your body responds to starches in the diet.

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  5. Health & Medicine

    Explainer: All about the calorie

    Calories are a measure of how much energy is in a food. But when it comes to powering our bodies, not all calories are equally available to the body.

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  6. Genetics

    World’s tallest corn towers nearly 14 meters

    Short nights and a genetic tweak helped novel corn reach record heights.

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  7. Health & Medicine

    Zebra finches can ‘drink’ water from their own fat

    When water is scarce, thirsty zebra finches can produce their own water. They do it by breaking down their body fat.

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