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. Brain

    Scientists Say: Neuron

    Neurons are the foundational cells in the nervous system. They pass along and process information using electrical signals.

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  2. Brain

    Teen depression linked to how the brain processes rewards

    Depression in teens alters their brains’ pathways in ways that may put those kids at risk of lifelong mental-health problems — unless they get help.

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  3. Brain

    Active bodies build stronger brains

    Aerobic fitness and physical activity correlate with widespread brain health in adolescents, according to a new imaging study in England.

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  4. Scientists Say: Respiration

    Breathe in and out, that’s respiration. Have a cell break down sugars for energy, and that’s respiration too.

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  5. Brain

    A taste map in the brain is a scattering of tiny flavor islands

    Some senses are highly organized in the brain. Taste is not. And that points to just how important it is.

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  6. Animals

    Touching allows octopuses to pre-taste their food

    Special sensory cells in their arms’ suckers sense chemicals. Those cells allow them to taste the difference between food and poison.

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  7. Health & Medicine

    Strongest bones come from Goldilocks recipe of exercise and rest

    Building strong bones for life depends on adolescents staying active and getting enough sleep. Sometimes a lot of sleep, like 11 hours!

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  8. Life

    Ogre-faced spiders listen closely to snatch bugs from the air

    Ogre-faced spiders can hear prey sneaking around behind them. Low frequencies can trigger a blind, backwards attack.

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  9. Animals

    The diabolical ironclad beetle is nearly unsquishable

    The diabolical ironclad beetle is an incredibly tough little creature. A peek inside its exoskeleton reveals what makes it virtually uncrushable.

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