Practice question
Question
DELLA proteins promote photomorphogenesis by:
Explanation
Binding PIFs and blocking transcription (B) is correct here. This is core Phytohormone ALL: once you know the definition or pathway step, Binding PIFs and blocking transcription is the clear fit. The wrong ones are A) Activating PIFs; C) Enhancing GA biosynthesis; D) Activating COP1. If the topic is about gradients or potentials, water/solutes move from higher to lower of the relevant quantity.
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