Plant Growth and DevelopmentHard
Question
Proteinaceous pigmetnt which control activites concerned with light
Options
A.phytochrome
B.chlorophyll
C.anthocyanin
D.carothenoids
Solution
Phytochromes are the plant chromoproteins, containing protein pigment pigment existing in two inter-convertible forms - Pr (absorbs red light-660 nm) and Pfr (absorbs far red light -730 nm.) It controls flowering, essd dormancy etc.
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