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What helps in flowering...

What helps in flowering

A

Cytochrome

B

ABA

C

C-phytochrome

D

Ethylene

Text Solution

Verified by Experts

The correct Answer is:
c
(c ) Photochrome is an amorphous photorecepter protien pigment. It exists in two states, i.e. phytochrome Red `(P_(r))`and phytochrome far-red`(P_(fr))`

It is considerd that during the day `P_(fr)` from of the phytochrope is accumulated in the plant which is inhibitory to flowering in short-day plants but is simulatory in long-day plants.
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