Plant Growth And Development Question 237

Question: The red absorbing form of phytochrome gets converted to the far-red absorbing form after getting irradiated at [BHU 1994]

Options:

A) 660 nm

B) 730 nm

C) 530 nm

D) 660 nm to 730 nm

Show Answer

Answer:

Correct Answer: A

Solution:

Phytochrome exist in two interconvertible forms.

The red (660 nm), absorbing form Pr and far red (740 nm), absorbing from Pfr.