The effect of red light on plants is to:
A) inactivate phytochrome.
B) convert Pfr to Pr.
C) inhibit germination in some seeds.
D) initiate shade avoidance responses.
E) impact processes in plants that use phytochrome to detect day length.

Question

Quizplus · Accepted Answer

Phytochrome is a pigment that detects day length in plants. Red light converts Pfr to Pr, which inhibits germination in some seeds and initiates shade avoidance responses.

The Effect of Red Light on Plants Is To