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    Biology A-Level

    steroid hormone

    What steroid hormone means in Biology A-Level, as defined for AQA.

    Definition of steroid hormone

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    Reference: AQA

    A lipid-soluble substance that diffuses straight through the phospholipid bilayer of the cell-surface membrane rather than binding on the outside.
    AQA · Regulation of transcription and translation (A-level only) (study guide)

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