Which Statement About Phytochrome P_r Is True

question 20

Multiple Choice

Which statement about phytochrome P_r is true?

• A) It absorbs far-red light.
• B) It looks blue in a test tube.
• C) It is the active form of phytochrome.
• D) It converts spontaneously to the P_fr form in the dark.
• E) It controls a variety of light-mediated plant responses.

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