Question

what role phytochorome plays in flower initiation?​

Answer 1

Answer:

The SDPs needs a long dark period. During the long period Pfr is converted into Pr form which initiates flowering. If the long dark period is interrupted with red light, flowering is inhibited. This is because in red light Pr form is converted into Pfr form, which inhibits flowering.

Explanation:

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Answer 2

Answer:

The SDPS needs a long dark period During The long period PFr is converted into Pr from which intiates flowering is inhibiled This is Because in red light Pr form is converted into PFr form, which inhibits flowering.