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    Psychology A-Level

    Polygenic and heterogeneous causation

    What Polygenic and heterogeneous causation means in Psychology A-Level, as defined for AQA.

    Definition of Polygenic and heterogeneous causation

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    It is polygenic, and Ripke's genome study found over a hundred variations, so different combinations of genes can produce the same diagnosis.
    AQA · Schizophrenia (study guide)

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