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A LITTLE SOMETHING WORTH KNOWING

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ScienceOne small ahaBiology concept

His Beagle voyage and Galápagos observations helped shape his account of natural selection.

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Your new ahaCharles Darwin

Charles Darwin: Naturalist behind the theory of evolution by natural selection. Source: Charles Darwin ↗

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More from From Cells to Species

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  1. 21This inherited feature has been shaped by natural selection to suit an organism's environment.RECALL
    Adaptation

    An adaptation is a trait shaped by natural selection to fit an organism to its environment, like a polar bear's thick fur.

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  2. 22These animals lack a backbone and make up most known animal species.RECALL
    Invertebrates

    Invertebrates lack a backbone yet make up the vast majority of all known animal species.

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  3. 23Plants use this process to convert light into chemical energy, releasing oxygen.RECALL
    Photosynthesis

    Photosynthesis converts sunlight into chemical energy in plants and releases oxygen as a byproduct.

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