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    Biology A (Salters-Nuffield) A-Level

    Thin diffusion pathway

    What Thin diffusion pathway means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.

    Definition of Thin diffusion pathway

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    Reference: Pearson Edexcel

    A short distance reduces the distance over which molecules must diffuse, increasing the rate of diffusion.
    Pearson Edexcel · Topic 2: Genes and Health

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