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Phytochromes are a
class of
photoreceptor proteins found in plants,
bacteria and fungi. They
respond to
light in the red and far-red
regions of the visible...
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process from
photosynthesis where light is used as a
source of energy.
Phytochromes, cryptochromes, and
phototropins are
photochromic sensory receptors that...
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under one condition.
Phytochrome comes in two forms: Pr and Pfr. Red
light (which is
present during the day)
converts phytochrome to its
active form (Pfr)...
- (2011-01-25). "
Phytochromes inhibit hypocotyl negative gravitropism by
regulating the
development of
endodermal amyloplasts through phytochrome-interacting...
- of photoreceptors:
phytochrome, cryptochrome, a UV-B photoreceptor, and
protochlorophyllide a. The
first two of these,
phytochrome and cryptochrome, are...
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spectrum of chlorophyll, and it is
perceived by the
plant photoreceptor phytochrome. However, some
organisms can use it as a
source of
energy in photosynthesis...
- by the
exposure of
various photoreceptor pigments to light.
Phytochrome A and
phytochrome B both
respond to an
increasing proportion of red
light to far-red...
- PhyA is the
phytochrome responsible for
causing these architectural changes of the
lateral root.
Research has also
found that
phytochrome completes these...
-
combination of
responses from
phytochromes and
cryptochromes allow the
plant to
respond to
various kinds of light.
Together phytochromes and
cryptochromes inhibit...
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Other examples of
chromoproteins include other hemochromes, cytochromes,
phytochromes and flavoproteins. In
hemoglobin there exists a
chromoprotein (tetramer...
