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. 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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  2. 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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  3. 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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  4. Health & Medicine

    9 things to know about lead’s health risks — and how to curb them

    Lead has been linked to lower IQ, behavior problems, mental-health disorders, strokes and more health impacts. There are ways to reduce your exposure.

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  5. Plants

    To spy this palm’s blooms and fruits, start digging underground

    Plants across 33 families are known for subterranean flowering or fruiting. But this palm is extremely rare. It does both.

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  6. Environment

    Bottled water hosts many thousands of nano-sized plastic bits

    The finding emerges from tests of a new tool that identified smaller-than-ever tiny plastic bits in three brands of bottled water.

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  7. Animals

    Here’s why thousands of octopuses gather at the ‘Octopus Garden’

    Underwater cameras and other instruments investigated why so many pearl octopuses gather here to mate and nest.

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  8. Life

    Bacterial fossils exhibit earliest hints of photosynthesis

    Microscopic fossils from Australia suggest that some bacteria evolved structures for oxygen-producing photosynthesis by 1.78 billion years ago.

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  9. Animals

    Which way is up? Insects may lose track near artificial lights

    Flying insects may use light to figure out where the sky is. But artificial lights can send them veering off course, high-speed video suggests.

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