What Happens to Phytochromes After Several Days of Dark, Rainy

question 52

Multiple Choice

What happens to phytochromes after several days of dark, rainy weather?

• A)Pr and Pfr are both destroyed.
• B)Pr and Pfr are both formed from inactive phytochrome.
• C)Pr is converted to Pfr.
• D)Pfr is converted to Pr.
• E)Pr stimulates flowering.

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