Biology 9700 · AS & A Level · Control and coordination in plants

Control and coordination in plants — practice question

Where gibberellins are present in a plant cell, genes associated with stem elongation are switched on.
(main)[6]

Explain how gibberellin brings about stem elongation in plants.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “gibberellin attaches to receptor” …

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