A) Cytochrome
B) ABA
C) Phytochrome
D) Ethylene
Correct Answer: C
Solution :
Phytochrome is an amorphous photoreceptor protein pigment. It exists in two states i.e., phytochrome Red \[({{P}_{r}})\] and phytochrome far-red \[({{P}_{r}})\] .You need to login to perform this action.
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