MS-LS1-7

Develop a model to describe how food is rearranged through chemical reactions forming new molecules that support growth and/or release energy as this matter moves through an organism.

More Stories in MS-LS1-7

  1. Plants

    Scientists look to hack photosynthesis for a ‘greener’ planet

    Photosynthesis turns sunlight into energy for plants. Scientists want to know more about it, imitate it — even improve it.

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  2. 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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  3. 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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  4. Health & Medicine

    Explainer: Taste and flavor are not the same

    What’s behind a food’s flavor? More than what we taste, it turns out.

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  5. Environment

    Restaurant diners may ingest extra pollutants

    People who dine out have higher levels of certain potentially harmful pollutants in their bodies than do people who eat home-cooked meals, new data show.

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  6. Chemistry

    Scientists Say: Catalyst

    Sometimes a chemical reaction can take a while. If speed is needed, a catalyst can help.

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  7. 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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  8. Chemistry

    Cool Jobs: Counting calories

    Do calories count? A nutrition label doesn’t tell the whole story. Meet three researchers working to shed light on the complex connections between food and health.

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  9. 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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