Multiple Choice
What happens with Pr and Pfr at night (assuming no artificial lights) ?
A) Pr absorbs far-red light and is converted to Pfr.
B) Pfr absorbs red light and is converted to Pr.
C) Pfr absorbs far-red light and is converted to Pr.
D) Pfr is converted to Pr.
Correct Answer:

Verified
Correct Answer:
Verified
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