Fluorescent probes are derived from a naturally occurring fluorescent protein, the green fluorescent protein (GFP) of the jellyfish Aequorea Victoria.

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#Id: 4582

#Unit 6. System Physiology – Plant

Pfr, in turn, can be converted back to Pr by far-red light. Known as photoreversibility, this conversion/reconversion property is the most distinctive property of phytochrome.

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#Id: 4583

#Unit 6. System Physiology – Plant

Lettuce seed germination is a typical photo reversible response controlled by phytochrome

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#Id: 4584

#Unit 6. System Physiology – Plant

The initial observation was that the germination of lettuce seeds is stimulated by red light and inhibited by farred light.

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#Id: 4585

#Unit 6. System Physiology – Plant

Typical photoreversible responses induced by phytochrome in variety of higher and lower plants

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#Id: 4586

#Unit 6. System Physiology – Plant

Corn and bean seedlings grown in the light or the dark

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#Id: 4587

#Unit 6. System Physiology – Plant

Developmental changes by light (photomorphogenesis) transformation from the etiolated to the green state.

a. A decrease in the rate of stem elongation

b. The beginning of apical-hook straightening

c. The initiation of the synthesis of pigments