Q. Phytochrome occurs is two forms. In which from it promotes the germination of seeds of some species?
A) $P_{fr}\ from$
B) $P_{r}\ from$
C) Both (a) and (b)
D) None of these
Explanation
$P_{fr}$From, induces the seed germination.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.