Practice question
Question
Blue light activation of cry1 results in:
Explanation
The right choice is B: Sequestration of COP1/SPA1. In cryptochrome, that matches how the process or concept actually works — the other choices mix up related ideas or use the wrong mechanism. Skip these: A) Enhanced COP1 activity; C) HY5 degradation; D) Reduced transcription. A quick check: if an option needs energy, pumps, or the opposite direction of movement, ask whether that really applies.
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