Practice question
Question
Photomorphogenesis is promoted by:
Explanation
Pfr form (B) is correct here. This is core PSS-Sec-E-Sensory biology: once you know the definition or pathway step, Pfr form is the clear fit. The wrong ones are A) Pr form; C) Darkness; D) Ethylene. If the topic is about gradients or potentials, water/solutes move from higher to lower of the relevant quantity.
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