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    Biology A (Salters-Nuffield) A-Level

    Structure and function

    What Structure and function means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.

    Definitions of Structure and function

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    Reference: Pearson Edexcel

    The wall structure of each blood vessel matches its job as an exchange or transport tube.
    Pearson Edexcel · Topic 1: Lifestyle, Health and Risk
    The left ventricle wall is thicker because it pumps blood further at higher pressure.
    Pearson Edexcel · Topic 1: Lifestyle, Health and Risk

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    Using Structure and function in the exam

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