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BiochemistryEnzymes & Proteins
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Q2427. Functional plasma enzyme is ?

A.Fibrinogen
B.LDH
C.SGOT
D.SGPT

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NEET-PG
2012
Repeats: N/A
BiochemistryCarbohydrate Metabolism
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Q2428. Substrate level phosphorylation is by

A.Pyruvate kinase
B.Phosphofructokinase
C.Hexokinase
D.ATP synthase

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BiochemistryCarbohydrate Metabolism
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Q2429. Substrate level phosphorylation occur in step catalysed by which of the following enzyme in TCA cycle?

A.Isocitrate dehydrogenase
B.Malate dehydrogenase
C.Aconitase
D.Succinate thiokinase

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BiochemistryCarbohydrate Metabolism
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Q2431. NADPH via glycerophosphate shunt makes how many ATP?

A.1
B.2
C.3
D.4

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BiochemistryCarbohydrate Metabolism
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Q2432. Enzyme involved in oxidative phosphorylation ?

A.Pyruvate kinase
B.Succinyl CoA thiokinase
C.NADH dehydrogenase
D.None

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BiochemistryCarbohydrate Metabolism
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Q2434. In ETC NADH generates -

A.1 ATPs
B.2 ATPs
C.3 ATPs
D.4 ATPs

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BiochemistryCarbohydrate Metabolism
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Q2435. In glycolysis, inorganic phosphate is used reaction, catalyzed by ?

A.Enolase
B.Pyruvate kinase
C.Glyceraldehyde-3-p dehydrogenase
D.Aldolase

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BiochemistryCarbohydrate Metabolism
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Q2436. True about glycolysis?

A.Hexokinase produce ATP
B.1 cycle produces 2 ATP
C.It produces directly 2 molecules of lactate
D.Aldolase produces irreversible polymerization

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BiochemistryCarbohydrate Metabolism
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Q2437. Enzymes of glycolysis are found in:

A.Cytosol
B.Cell membrane
C.Mitochondria
D.Ribososmes

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BiochemistryCarbohydrate Metabolism
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Q2438. The rate limiting step in glycolysis is catalyzed by?

A.Pyruvate kinase
B.Enolase
C.Glucokinase
D.Phosphofructokinase

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Q2439. Number of ATP molecules and NADH formed in each cycle of glycolysis ?

A.4 ATP, 2 NADH
B.2 ATP, 2 NADH
C.4 ATP, 4 NADH
D.2 ATP, 4 NADH

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BiochemistryLipid Metabolism
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Q2440. All are activated by insulin except ?

A.Lipoprotein lipase
B.Pyruvate kinase
C.Hormone sensitive lipase
D.Acetyl-CoA carboxylase

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BiochemistryNucleotide Metabolism
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Q2441. Nonsense codons bring about ?

A.Elongation of polypeptide chain
B.Pre-translational modificastion of protein
C.Initiation of protein synthesis
D.Termination of protein synthesis

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Q2442. ATP is consumed at which step of glycolysis

A.Enolase
B.Hexokinase
C.Pyruvate kinase
D.Isomerase

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Q2443. Methionine can entre the TCA cycle at which level?

A.Fumarate
B.Oxabacetate
C.Succinyl - CoA
D.Citrate

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Q2445. Rate limiting step in TCA cycle is catalyzed by -

A.a-ketoglotarate synthase
B.Fumarase
C.Aconitase
D.Thiokinase

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Q2446. Fluroacetate inhibits ?

A.Citrate synthetase
B.Aconitase
C.Succinate dehydrogenase
D.Alphaketoglutarate dehydrogenase

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Q2447. Inhibitors of glycolysis are all except ?

A.Fluoride
B.Fluoroacetate
C.Arsenite
D.Iodoacetate

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Q2448. The biosynthesis of the enzyme pyruvate carboxylase is repressed by ?

A.Insulin
B.Glucagon
C.Cortisol
D.Epinephrine

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Q2449. Where can glucose 6 phosphate not be converted to glucose ?

A.Muscle
B.Liver
C.Adipose tissue
D.Kidney

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