Practice question

MCQ

Question

Which phytochrome isoform is light-labile and rapidly degraded?

Options

Choose one · Correct answer highlighted

PhyA Correct PhyB PhyC PhyD

Explanation

A fits best: PhyA. Keep the PHYTOCHROME basics straight and PhyA stands out as the precise answer. Avoid: B) PhyB; C) PhyC; D) PhyD. Light and flowering items often hinge on which photoreceptor or day-length rule is in play.

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