Practice question
Question
Photoreceptors cryptochrome, phototropin and ZTL respond to:
Explanation
Pick C: Blue/UV-A. Thinking through PSS-Sec-E-Sensory biology step by step rules out the lookalikes and leaves Blue/UV-A. Skip these: A) Red/Far-red; B) UV-B; D) Green light. For hormones and genes, match the molecule or gene to its real role, not a neighboring pathway.