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    Biology GCSE

    discontinuous variation

    What discontinuous variation means in Biology GCSE, as defined for AQA, OCR.

    Definitions of discontinuous variation

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    Reference: OCR

    Distinct, non-overlapping categories with no intermediate states, such as human ABO blood groups or eye colour, typically controlled by a single gene with negligible environmental influence.
    OCR · Inheritance
    Variation where individuals fall into distinct categories, for example blood group or flower colour.
    AQA · Theory of evolution (biology only) (study guide)

    Topics that use discontinuous variation

    Related terms

    Using discontinuous variation in the exam

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