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Question

Pigment involved in regulation/photomorphogenetic response is

A
Phytochrome
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B
Cytochrome
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C
Xanthophyll
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D
Chlorophyll b
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Solution

The correct option is A Phytochrome
Phytochrome is a plant pigment that is involved in the initiation and regulation of photoperiodism and photomorphogenesis. Phytochromes absorb red and far-red light and signals for a photomorphogenetic response.
Thus, the correct answer is 'Phytochrome'.

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