Biochemistry - Mock Test 107

Question 1061

. In conversion of Lactic acid to Glucose, three reactions of Glycolytic pathway are circumvented, which of the following enzymes do not participate?

A) Pyruvate Carboxylase B) Phosphoenol pyruvate carboxy kinase C) Pyruvate kinase D) Glucose-6-phosphatase

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Question 1062

The enzymes involved in Phosphorylation of glucose to glucose 6- phosphate are?

A) Hexokinase B) Glucokinase C) Phosphofructokinase D) Both A and B

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Question 1063

UDP-Glucose is converted to UDPGlucuronic acid by?

A) ATP B) GTP C) NADP+ D) NAD

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Question 1064

The absorption of glucose in the digestive tract?

A) Occurs in the small intestine B) Is stimulated by the hormone Glucagon C) Occurs more rapidly than the absorption of any other sugar D) Is impaired in cases of diabetes mellitus

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Question 1065

Polysaccharides?

A) Contain many monosaccharide units which may or may not be of the same kind B) Function mainly a storage or structural compounds C) Are present in large amounts in connective tissue D) All of these

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Question 1066

Whcih of the following features are common to monosaccharides?

A) Contain asymmetric centres B) Are of 2 types – aldoses and ketoses C) Tend to exist as ring structures in solution D) Include glucose, galactose and raffinose

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Question 1067

The following examples are important heteropolysaccharides except?

A) Amylopectin B) Heparin C) Peptidoglycan D) Hyaluronic acid

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Question 1068

Synthesis of Glucose from amino acids is termed as?

A) Glycolysis B) Gluconeogenesis C) Glycogenesis D) Lipogenesis

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Question 1069

The following co-enzyme is needed for the oxidative decarboxylation of ketoacids?

A) NADP+ B) TPP C) Folate coenzyme D) Biotin coenzyme

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Question 1070

ATP is ‘wasted’ in Rapoport-Lueberring cycle in RBCs as otherwise it will inhibit?

A) Phosphoglucomutase B) Phosphohexo isomerase C) Phosphofructo kinase D) Phosphoenol pyruvate carboxy kinase

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