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    Biology A (Salters-Nuffield) A-Level

    Specificity

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

    Definition of Specificity

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    Read the wording for your board, then hide it and explain Specificity in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

    Reference: Pearson Edexcel

    Only substrates with a complementary shape and chemistry can bind to the active site, forming a stable enzyme–substrate complex.
    Pearson Edexcel · Topic 2: Genes and Health

    Topics that use Specificity

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    Using Specificity in the exam

    Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

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