Is phytochrome a pigment? -Biology

Is phytochrome a pigment? -Biology
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Is phytochrome a pigment? -Biology

Description : Is phytochrome a pigment? -Biology

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The pigment involved in photo morphogenetic movements is: (a) Cytochrome (b) Phytochrome (c) Chromatin (d) Vernalin

Description : The pigment involved in photo morphogenetic movements is: (a) Cytochrome (b) Phytochrome (c) Chromatin (d) Vernalin

Last Answer : Ans. ((b))

A pigment which absorbs red and far-red light is (a) cytochrome (b) xanthophyll (c) phytochrome (d) carotene.

Description : A pigment which absorbs red and far-red light is (a) cytochrome (b) xanthophyll (c) phytochrome (d) carotene.

Last Answer : (c) phytochrome

Proteinaceous pigment which controls the activities concerned with light is (a) phytochrome (b) chlorophyll (c) anthocyanin (d) carotenoids.

Description : Proteinaceous pigment which controls the activities concerned with light is (a) phytochrome (b) chlorophyll (c) anthocyanin (d) carotenoids.

Last Answer : (a) phytochrome

Which pigment absorbs the red and far-red light? (a) Cytochrome (b) Phytochrome (c) Carotenoids (d) Chlorophyll

Description : Which pigment absorbs the red and far-red light? (a) Cytochrome (b) Phytochrome (c) Carotenoids (d) Chlorophyll

Last Answer : (b) Phytochrome

How does phytochrome differ from other plant pigments? -Biology

Description : How does phytochrome differ from other plant pigments? -Biology

Last Answer : Phytochrome is a blue-green plant pigment which regulates plant development, including seed germination, stem growth, leaf expansion, pigment synthesis, and flowering. Phytochrome has been found in most of the organs of ... . If it is red, they germinate; if it is far-red, they remain dormant.

Is phytochrome a hormone? -Biology

Description : Is phytochrome a hormone? -Biology

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Who discovered phytochrome? -Biology

Description : Who discovered phytochrome? -Biology

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What is phytochrome in plants? -Biology

Description : What is phytochrome in plants? -Biology

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What is the active form of phytochrome? -Biology

Description : What is the active form of phytochrome? -Biology

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What is phytochrome photo reversibility? -Biology

Description : What is phytochrome photo reversibility? -Biology

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Difference between phytochrome a and b? -Biology

Description : Difference between phytochrome a and b? -Biology

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In which plant phytochrome is isolated and purified? -Biology

Description : In which plant phytochrome is isolated and purified? -Biology

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What is the active form of phytochrome? -Biology

Description : What is the active form of phytochrome? -Biology

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What is the function of phytochrome? -Biology

Description : What is the function of phytochrome? -Biology

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Why is phytochrome important? -Biology

Description : Why is phytochrome important? -Biology

Last Answer : Phytochromes control many aspects of plant development. They regulate the germination of seeds (photoblasty), the synthesis of chlorophyll, the elongation of seedlings, the size, shape and number and movement of leaves and the timing of flowering in adult plants.

Where is phytochrome located? -Biology

Description : Where is phytochrome located? -Biology

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What is the function of phytochrome? -Biology

Description : What is the function of phytochrome? -Biology

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What is the active form of phytochrome? -Biology

Description : What is the active form of phytochrome? -Biology

Last Answer : answer:

Is phytochrome a hormone? -Biology

Description : Is phytochrome a hormone? -Biology

Last Answer : answer:

What is phytochrome in plants? -Biology

Description : What is phytochrome in plants? -Biology

Last Answer : answer:

What is phytochrome photo reversibility? -Biology

Description : What is phytochrome photo reversibility? -Biology

Last Answer : answer:

Who discovered phytochrome? -Biology

Description : Who discovered phytochrome? -Biology

Last Answer : answer:

Difference between phytochrome a and b? -Biology

Description : Difference between phytochrome a and b? -Biology

Last Answer : answer:

In which plant phytochrome is isolated and purified? -Biology

Description : In which plant phytochrome is isolated and purified? -Biology

Last Answer : answer:

What is the active form of phytochrome? -Biology

Description : What is the active form of phytochrome? -Biology

Last Answer : answer:

What is the function of phytochrome? -Biology

Description : What is the function of phytochrome? -Biology

Last Answer : answer:

Where is phytochrome located? -Biology

Description : Where is phytochrome located? -Biology

Last Answer : answer:

What is the function of phytochrome? -Biology

Description : What is the function of phytochrome? -Biology

Last Answer : answer:

The wavelength of light absorbed by Pr form of phytochrome is

Description : The wavelength of light absorbed by Pr form of phytochrome is

Last Answer : The wavelength of light absorbed by Pr form of phytochrome is A. 620 nm B. 640 nm C. 680 nm D. 720 nm

Phytochrome was isolated by

Description : Phytochrome was isolated by

Last Answer : Phytochrome was isolated by A. Butter et al B. W.Went C. R.Hill D. Borthwick et al

Physiologically active form of Phytochrome is (a) P730/Fr (b) P660/Pr (c) P700 (d) P680

Description : Physiologically active form of Phytochrome is (a) P730/Fr (b) P660/Pr (c) P700 (d) P680

Last Answer : Ans. ((a))

The effect of light on flowering plants is mediated through a photoreceptor compound. Which of the following is such a compound? (a) Cytochrome (b) Cryptochrome (c) Phytochrome (d) Phycoerythrin

Description : The effect of light on flowering plants is mediated through a photoreceptor compound. Which of the following is such a compound? (a) Cytochrome (b) Cryptochrome (c) Phytochrome (d) Phycoerythrin

Last Answer : Ans:(c)

Main substance involved in transfer of electrons in photosynthesis is (a) Phytochrome (b) Cytochrome (c) FAD (d) Both (a) and (b)

Description : Main substance involved in transfer of electrons in photosynthesis is (a) Phytochrome (b) Cytochrome (c) FAD (d) Both (a) and (b)

Last Answer : Ans:(b)

Which of the following plant pigments absorbs in red and far-red region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) elyptochrome

Description : Which of the following plant pigments absorbs in red and far-red region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) elyptochrome

Last Answer : (3) Phytochrome Explanation: Phytochrorne is a photoreceptor, a pigment that plants use to detect light. It is a protein with a bilin chromophore. It detects mainly red and far-red region of the visible spectrum and regulates germination of seeds.

Phytochrome is involved in (a) phototropism (b) photorespiration (c) photoperiodism (d) geotropism

Description : Phytochrome is involved in (a) phototropism (b) photorespiration (c) photoperiodism (d) geotropism

Last Answer : (c) photoperiodism

What will be the effect on phytochrome in a plant subjected to continuous red light? (a) Phytochrome synthesis will increase (b) Level of phytochrome will decrease (c) Phytochrome will be destroyed (d) First (b) then (a)

Description : What will be the effect on phytochrome in a plant subjected to continuous red light? (a) Phytochrome synthesis will increase (b) Level of phytochrome will decrease (c) Phytochrome will be destroyed (d) First (b) then (a)

Last Answer : (d) First (b) then (a)

Phytochrome becomes active in (a) red light (b) green light (c) blue light (d) none of these.

Description : Phytochrome becomes active in (a) red light (b) green light (c) blue light (d) none of these.

Last Answer : (a) red light

The wavelength of light absorbed by Pr form of phytochrome is (a) 680 nm (b) 720 nm (c) 620 nm (d) 640 nm

Description : The wavelength of light absorbed by Pr form of phytochrome is (a) 680 nm (b) 720 nm (c) 620 nm (d) 640 nm

Last Answer : (a) 680 nm

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

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

Last Answer : (d) chromoprotein.

Phototropic curvature is the result of uneven distribution of (a) gibberellin (b) phytochrome (c) cytokinins (d) auxin.

Description : Phototropic curvature is the result of uneven distribution of (a) gibberellin (b) phytochrome (c) cytokinins (d) auxin.

Last Answer : (d) auxin.

Which of the following pigments acts as a reaction- centre during photosynthesis? (a) Carotene (b) Phytochrome (c) P700 (d) Cytochrome

Description : Which of the following pigments acts as a reaction- centre during photosynthesis? (a) Carotene (b) Phytochrome (c) P700 (d) Cytochrome

Last Answer : (c) P700

Carbon monoxide kills because it destroys a) Haemoglobin b) Phytochrome c) Cytochrome d) Both a and b.

Description : Carbon monoxide kills because it destroys a) Haemoglobin b) Phytochrome c) Cytochrome d) Both a and b.

Last Answer : a) Haemoglobin

Which of the following plant pigments absorbs in red and farred region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) Cryptochrome

Description : Which of the following plant pigments absorbs in red and farred region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) Cryptochrome 

Last Answer : Phytochrome

Chlorophyll termed as universal photosynthetic pigment is? -Biology

Description : Chlorophyll termed as universal photosynthetic pigment is? -Biology

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What is two pigment systems? -Biology

Description : What is two pigment systems? -Biology

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Name the photosynthetic pigment of algae. -Biology

Description : Name the photosynthetic pigment of algae. -Biology

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What pigment is found in red algae? -Biology

Description : What pigment is found in red algae? -Biology

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Name of photo reversible pigment. -Biology

Description : Name of photo reversible pigment. -Biology

Last Answer : answer:

Name of photo reversible pigment. -Biology

Description : Name of photo reversible pigment. -Biology

Last Answer : answer: