NEET Botany Plant Growth and Development Questions Solved

NEET - 2016

Phytochrome is a 
(a) flavoprotein
(b) glycoprotein
(c) lipoprotein
(d) chromoprotein

Audio Explanation:

(d) Phytochrome is a chromoprotein which exist in two forms, Pand PfiThese are inter-convertible. When plants get red right this protein gets converted into Pfi from Pi and vice versa. It controls the photoperiodism in the plants.

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