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Practice question

Question

Cryptochrome is primarily a photoreceptor for which wavelength range?

Options

Choose one · Correct answer highlighted

Explanation

Answer: B) Blue light (400–500 nm). For cryptochrome, remember the key idea and you’ll land on this option; the distractors usually swap cause and effect or confuse similar terms. Avoid: A) Red/far-red light; C) Green light; D) Infrared light. Name the process first, then pick the option that describes it — don’t reverse cause and effect.