Biology · Plant Physiology
Consider the following statements regarding phytochrome-mediated signal transduction in Arabidopsis: A. phyA and phyD are photo-stable, while phyB, phyC and phyE are photo-labile. B. Prolonged light exposure and the conversion of P R to P FR cause phyA concentration to drop. C. Exposure of light and conversion of P R to P FR cause movement of phytochromes from the cytosol into the nucleus. D. phyB lacks nuclear localization sequence and depends on transporter protein for nuclear import. Which one of the combinations of the above statements is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1B and C✓
- 2A and D
- 3A and C
- 4A and B
Correct answer
B and C
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