Calvin cycle is: (1) C3 cycle (2) Reductive pentose-phosphate cycle (3) Common in cereals uncommon in cereals (4) Uncommon in cereals

Calvin cycle is: (1) C3 cycle (2) Reductive pentose-phosphate cycle (3) Common in cereals uncommon in cereals (4) Uncommon in cereals
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`C_(3)` cycle (reductive pentose phosphate cycle) is basically a

Description : `C_(3)` cycle (reductive pentose phosphate cycle) is basically a

Last Answer : `C_(3)` cycle (reductive pentose phosphate cycle) is basically a A. `CO_(2)` reduction cycle B. ` ... C. Photochemical reaction D. Both (2) and (3)

Pentose phosphate pathway is of significance because it generates (A) NADPH for reductive synthesis (B) Regenerates glucose 6-phosphate (C) Generates fructose 6-phosphate (D) Forms glyceraldehyde 3-phosphate

Description : Pentose phosphate pathway is of significance because it generates (A) NADPH for reductive synthesis (B) Regenerates glucose 6-phosphate (C) Generates fructose 6-phosphate (D) Forms glyceraldehyde 3-phosphate

Last Answer : Answer : A

Pentose phosphate that fixes CO2 in a C3 plant. -Biology

Description : Pentose phosphate that fixes CO2 in a C3 plant. -Biology

Last Answer : answer:

The carbon of the pentose in ester linkage with the phosphate in a nucleotide structure is (A) C1 (B) C3 (C) C4 (D) C5

Description : The carbon of the pentose in ester linkage with the phosphate in a nucleotide structure is (A) C1 (B) C3 (C) C4 (D) C5

Last Answer : Answer : D

Citrulline is an intermediate of (A) TCA cycle (B) Urea cycle (C) Pentose cycle (D) Calvin cycle

Description : Citrulline is an intermediate of (A) TCA cycle (B) Urea cycle (C) Pentose cycle (D) Calvin cycle

Last Answer : Answer : B

C3 /Dark reaction/Calvin cycle take place in

Description : C3 /Dark reaction/Calvin cycle take place in

Last Answer : Ans. Stroma of Chlorophyll

The process which makes major difference between C3 and C4 plants is (a) glycolysis (b) Calvin cycle (c) photorespiration (d) respiration.

Description : The process which makes major difference between C3 and C4 plants is (a) glycolysis (b) Calvin cycle (c) photorespiration (d) respiration.

Last Answer : (c) photorespiration

Which pair is wrong? (a) C3-maize (b) C4-kranz anatomy (c) Calvin cycle-PGA (d) Hatch and Slack cycle - OAA

Description : Which pair is wrong? (a) C3-maize (b) C4-kranz anatomy (c) Calvin cycle-PGA (d) Hatch and Slack cycle - OAA

Last Answer : (a) C3-maize

The carbon dioxide acceptor in Calvin cycle/ C3-plants is (a) phosphoenol pyruvate (PEP) (b) ribulose 1, 5-diphosphate (RuDP) (c) phosphoglyceric acid (PGA) (d) ribulose monophosphate (RMP).

Description : The carbon dioxide acceptor in Calvin cycle/ C3-plants is (a) phosphoenol pyruvate (PEP) (b) ribulose 1, 5-diphosphate (RuDP) (c) phosphoglyceric acid (PGA) (d) ribulose monophosphate (RMP).

Last Answer : (b) ribulose 1, 5-diphosphate (RuDP)

The main source of reducing equivalents (NADPH) for lipogenesis is (A) Pentose phosphate pathway (B) Citric acid cycle (C) Glycolysis (D) Glycogenolysis

Description : The main source of reducing equivalents (NADPH) for lipogenesis is (A) Pentose phosphate pathway (B) Citric acid cycle (C) Glycolysis (D) Glycogenolysis

Last Answer : Answer : A

When acetate is the sole source of carbon for some microorganisms, the cycle which is used, is called A.pentose phosphate pathway B.glycolyic pathway C.glyoxylate pathway D.oxaloacetate pathway

Description : When acetate is the sole source of carbon for some microorganisms, the cycle  which is used, is called A.pentose phosphate pathway B.glycolyic pathway C.glyoxylate pathway D.oxaloacetate pathway

Last Answer : C.glyoxylate pathway

In cereals, the layer containing specialized cells filled with starch are called

Description : In cereals, the layer containing specialized cells filled with starch are called

Last Answer : In cereals, the layer containing specialized cells filled with starch are called – Aleuron layer

Who is called father of plant physiology? a. K.M.Thimann b. Stephen Hales c. M. Calvin d.E. Robinowich

Description : Who is called father of plant physiology? a. K.M.Thimann b. Stephen Hales c. M. Calvin d.E. Robinowich

Last Answer : b. Stephen Hales

The first pentose formed in HMP shunt is (A) Ribose-5-phosphate (B) Ribulose-5-phosphate (C) Xylose-5-phosphate (D)Xylulose-5-phosphate

Description : The first pentose formed in HMP shunt is (A) Ribose-5-phosphate (B) Ribulose-5-phosphate (C) Xylose-5-phosphate (D)Xylulose-5-phosphate

Last Answer : Answer : B

Hemolytic anemia is caused by the deficiency of certain enzymes of the pentose phosphate pathway, the principal enzyme involved is (A) Glucose-6-phosphate dehydrogenase (B) Aldolase (C) Fructose 1, 6-bisphosphatase (D) Phosphohexose isomerase

Description : Hemolytic anemia is caused by the deficiency of certain enzymes of the pentose phosphate pathway, the principal enzyme involved is (A) Glucose-6-phosphate dehydrogenase (B) Aldolase (C) Fructose 1, 6-bisphosphatase (D) Phosphohexose isomerase

Last Answer : Answer : A

The pentose phosphate pathway protects erythrocytes against hemolysis by assisting the enzyme: (A) Superoxide dismutase (B) Catalase (C) Glutathionic peroxidase (D) Cytochrome oxidase ENZYMES 149

Description : The pentose phosphate pathway protects erythrocytes against hemolysis by assisting the enzyme: (A) Superoxide dismutase (B) Catalase (C) Glutathionic peroxidase (D) Cytochrome oxidase ENZYMES 149

Last Answer : Answer : C

The transketolase enzyme in the pentose phosphate pathway requires the B vitamin. (A) Pantothenic acid (B) Thiamin (C) Riboflavin (D) Nicotinic acid

Description : The transketolase enzyme in the pentose phosphate pathway requires the B vitamin. (A) Pantothenic acid (B) Thiamin (C) Riboflavin (D) Nicotinic acid

Last Answer : Answer : B

In pentose phosphate pathway, D-ribulose5-phosphate is converted to D-ribose-5- phosphate by the enzyme: (A) Fumarase (B) Ketoisomerase (C) G-6-PD (D) Epimerase

Description : In pentose phosphate pathway, D-ribulose5-phosphate is converted to D-ribose-5- phosphate by the enzyme: (A) Fumarase (B) Ketoisomerase (C) G-6-PD (D) Epimerase

Last Answer : Answer : B

The enzymes of the pentose phosphate pathway are found in the (A) Cytosol (B) Mitochondria (C) Nucleus (D) Endoplasmic reticulum

Description : The enzymes of the pentose phosphate pathway are found in the (A) Cytosol (B) Mitochondria (C) Nucleus (D) Endoplasmic reticulum

Last Answer : Answer : A

The hydrogen acceptor used in pentose phosphate pathway is (A) NAD (B) NADP (C) FAD (D) FMN

Description : The hydrogen acceptor used in pentose phosphate pathway is (A) NAD (B) NADP (C) FAD (D) FMN

Last Answer : Answer : B

In glycolysis, ATP is created by A.photophosphorylation B.the chemiosmotic mechanism C.substrate level phosphorylation D.the pentose phosphate pathway

Description : In glycolysis, ATP is created by A.photophosphorylation B.the chemiosmotic mechanism C.substrate level phosphorylation D.the pentose phosphate pathway

Last Answer : C.substrate level phosphorylation

Raphides are the crystals of: (a) Calcium oxalate (b) Calcium (c) Calcium phosphate (d) Calcium carbonate

Description : Raphides are the crystals of: (a) Calcium oxalate (b) Calcium (c) Calcium phosphate (d) Calcium carbonate

Last Answer : Ans. ((a))

A nucleoside is: (a) purine/pyramidine + phosphate (b) purine/pyramidine + sugar (c) Pyramidine + purine + phosphate (d) Purine + sugar + phosphate

Description : A nucleoside is: (a) purine/pyramidine + phosphate (b) purine/pyramidine + sugar (c) Pyramidine + purine + phosphate (d) Purine + sugar + phosphate

Last Answer : Ans. ((b))

Pentose production is increased in (A) HMP shunt (B) Uromic acid pathway (C) EM pathway (D) TCA cycle

Description : Pentose production is increased in (A) HMP shunt (B) Uromic acid pathway (C) EM pathway (D) TCA cycle

Last Answer : A

A plant having two types of haploid structures in its life cycle is known as: (a) Haplobiontic (b) Diplobiontic (c) Haplontic (d) Diplontic

Description : A plant having two types of haploid structures in its life cycle is known as: (a) Haplobiontic (b) Diplobiontic (c) Haplontic (d) Diplontic

Last Answer : Ans. ((a))

What is the significance of S-phase of cell cycle?

Description : What is the significance of S-phase of cell cycle? 

Last Answer : Ans: During S phase there is doubling of DNA due to semiconservative replication of DNA. The two chromatids of chromosomes are formed at the end of this stage. 

The synthesis of fatty acids is often termed reductive synthesis. (A) NADP+ (B) NADH (C) FADH2 (D) NADPH

Description : The synthesis of fatty acids is often termed reductive synthesis. (A) NADP+ (B) NADH (C) FADH2 (D) NADPH

Last Answer : Answer : D

Photosynthesis is a process (a) Reductive and exergonic (b) Reductive and catabolic (c) Reductive, endergonic and catabolic (d) Reductive, endergonic and anabolic

Description : Photosynthesis is a process (a) Reductive and exergonic (b) Reductive and catabolic (c) Reductive, endergonic and catabolic (d) Reductive, endergonic and anabolic

Last Answer : Ans:(d)

Apart from reductive synthesis, NADPH is used for what purpose?

Description : Apart from reductive synthesis, NADPH is used for what purpose?

Last Answer : It is necessary to keep the integrity of RBC membrane, it is needed for keeping glutathione in reduced state, it is required for keeping transparency of lens, it is necessary for superoxide production inside macrophages.

What reductive biosynthesis pathways need NADPH?

Description : What reductive biosynthesis pathways need NADPH?

Last Answer : Fatty acid biosynthesis, synthesis of cholesterol, steroid hormones.

Lysosome contains (a) oxidative enzymes (b) hydrolytic enzymes (c) reductive enzymes (d) anabolic enzymes

Description : Lysosome contains (a) oxidative enzymes (b) hydrolytic enzymes (c) reductive enzymes (d) anabolic enzymes

Last Answer : (b) hydrolytic enzymes

What is the function of the Calvin cycle in photosynthesis?

Description : What is the function of the Calvin cycle in photosynthesis?

Last Answer : A: The Calvin cycle is responsible for fixing carbon dioxide into organic compounds during photosynthesis.

Why 6 turns of Calvin cycle is required to produce one glucose molecule? -Biology

Description : Why 6 turns of Calvin cycle is required to produce one glucose molecule? -Biology

Last Answer : answer:

Why is the Calvin cycle dependent on the light-dependent reaction of photosynthesis? -Biology

Description : Why is the Calvin cycle dependent on the light-dependent reaction of photosynthesis? -Biology

Last Answer : answer:

What is Calvin Cycle? -Biology

Description : What is Calvin Cycle? -Biology

Last Answer : answer:

The final product of the Calvin cycle used to produce glucose is?

Description : The final product of the Calvin cycle used to produce glucose is?

Last Answer : The final product of one turn of Calvin cycle is 2 molecules ofglyceraldehyde-3-phosphate (G3P) molecules. For each G3Psynthesized, the cycle spends nine molecules of ATP and sixmolecules of NADPH2. The light reactions sustain the Calvin cycleby regenerating the ATP and NADPH2.

what molecules produced by light by the light reactions are used by the calvin cycle?

Description : what molecules produced by light by the light reactions are used by the calvin cycle?

Last Answer : ATP and NADPH

In `C_(4)` plants, Calvin cycle operates in

Description : In `C_(4)` plants, Calvin cycle operates in

Last Answer : In `C_(4)` plants, Calvin cycle operates in A. Grana of mesophyll chloroplasts B. ... Bundle sheath cells chloroplasts D. Wrong statements wrong

Calvin cycle occurs in

Description : Calvin cycle occurs in

Last Answer : Calvin cycle occurs in A. Cytoplasm B. Chloroplast C. Mitochondria D. Glyoxysomes

The carbon dioxide acceptor in Calvin cycle/ `C_(3)`- plants is

Description : The carbon dioxide acceptor in Calvin cycle/ `C_(3)`- plants is

Last Answer : The carbon dioxide acceptor in Calvin cycle/ `C_(3)`- plants is A. PEP B. RuBP C. PGA D. NADP

Which technique has helped in inverstigation of calvin cycle ?

Description : Which technique has helped in inverstigation of calvin cycle ?

Last Answer : Which technique has helped in inverstigation of calvin cycle ? A. Radioactive isotope ... Photometric technique D. Flash light experimental technique

Which is not a step in Calvin cycle ?

Description : Which is not a step in Calvin cycle ?

Last Answer : Which is not a step in Calvin cycle ? A. Carboxylation B. Glycolytic reversal C. Regeneration D. Photophosphorylation

In `C_(4)`-Plants, Calvin cycle enzymes are absent in

Description : In `C_(4)`-Plants, Calvin cycle enzymes are absent in

Last Answer : In `C_(4)`-Plants, Calvin cycle enzymes are absent in A. Mesophyll chloroplasts B. ... C. Guard cell chloroplasts D. Epidermal chloroplasts

Observe the given figure of Calvin cycle and ifnd the name of steps and number of ATP and NADPH utilised in them for one molecule of `CO_(2)`

Description : Observe the given figure of Calvin cycle and ifnd the name of steps and number of ATP and NADPH utilised in them for one molecule of `CO_(2)`

Last Answer : Observe the given figure of Calvin cycle and ifnd the name of steps and number of ATP and NADPH utilised in them for one molecule of `CO_(2)`

How many Calvin cycle are required for formation of one glucose?

Description : How many Calvin cycle are required for formation of one glucose?

Last Answer : How many Calvin cycle are required for formation of one glucose?

The first stable production of Calvin cycle is

Description : The first stable production of Calvin cycle is

Last Answer : The first stable production of Calvin cycle is

In most plants stomata on a leaf must be during open the Calvin-Benson cycle.?

Description : In most plants stomata on a leaf must be during open the Calvin-Benson cycle.?

Last Answer : Need answer

What product of the light reaction in photosynthesis are used in the Calvin cycle?

Description : What product of the light reaction in photosynthesis are used in the Calvin cycle?

Last Answer : Both ATP and NADPH, generated in photosynthesis, are required in the Calvin cycle to synthesize carbohydrates and other substances from CO2.

Why does the Calvin cycle and the Krebs cycle are referred to as cycles of chemical reactions?

Description : Why does the Calvin cycle and the Krebs cycle are referred to as cycles of chemical reactions?

Last Answer : Need answer

What molecule carries the high energy electrons excited by the sunlight into the Calvin Cycle.?

Description : What molecule carries the high energy electrons excited by the sunlight into the Calvin Cycle.?

Last Answer : Feel Free to Answer