The pigment involved in photo-perception duri | vedclass

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Question

(D) The correct answer is $D$. According to $Butler$ in $1959$,the light-absorbing pigment involved in photoperiodic responses is called $Phytochrome$

Vedclass · Accepted Answer

Phytochrome

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(D) The correct answer is $D$. According to $Butler$ in $1959$,the light-absorbing pigment involved in photoperiodic responses is called $Phytochrome$. $Phytochrome$ is a proteinaceous pigment that exists in two interconvertible forms: $Pr$ (which absorbs red light) and $Pfr$ (which absorbs far-red light). It acts as a photoreceptor that senses the duration of light and darkness,thereby regulating the flowering process in plants.

The pigment involved in photo-perception during flowering is:

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