Biochemistry - Mock Test 109

Question 1081

The number of ATP produced in the succinate dehydrogenase step is?

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

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Question 1082

Which one of the following is a rate limiting enzyme of gluconeogenesis?

A) Hexokinase B) Phsophofructokinase C) Pyruvate carboxylase D) Pyruvate kinase

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Question 1083

The formation of citrate from oxalo acetate and acetyl CoA is?

A) Oxidation B) Reduction C) Condensation D) Hydrolysisc

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Question 1084

The hydrolysis of Glucose-6-phosphate is catalysed by a specific phosphatase which is found only in?

A) Liver, intestines and kidneys B) Brain, spleen and adrenals C) Striated muscle D) Plasma

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Question 1085

Before pyruvic acid enters the TCA cycle it must be converted to?

A) Acetyl CoA B) Lactate C) α-ketoglutarate D) Citrate

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Question 1086

Reactivation of inactive liver phosphorylase is normally favoured by?

A) Insulin B) Epinephrine C) ACTH D) Glucagon

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Question 1087

When O2 supply is inadequate, pyruvate is converted to?

A) Phosphopyruvate B) Acetyl CoA C) Lactate D) Alanine

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Question 1088

Glycogen while being acted upon by active phosphorylase is converted first to?

A) Glucose B) Glucose 1-phosphate and Glycogen with 1 carbon less C) Glucose-6-phosphate and Glycogen with 1 carbon less D) 6-Phosphogluconic acid

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Question 1089

Glucose enters the cells by?

A) insulin independent transport B) insulin dependent transport C) enzyme mediated transport D) Both A and B

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Question 1090

Amylo 1, 6 glucosidase is called?

A) Branching enzyme B) debranching enzyme C) Glucantransferase D) Phosphorylase

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