Enzymes - Mock Test 47

Question 461

The sites for gluconeogenesis are?

A) Liver and kidney B) Skin and pancreas C) Lung and brain D) Intestine and lens of eye

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Question 462

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

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Question 463

The pentose phosphate pathway protects erythrocytes against hemolysis by assisting the enzyme?

A) Superoxide dismutase B) Catalase C) Glutathionic peroxidase D) Cytochrome oxidase

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Question 464

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

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Question 465

Xylulose-5-phosphate serves as a donar of active glycolaldehyde, the acceptor is?

A) Erythrose 4-phosphate B) Ribose 5-phosphate C) Glyceraldehyde 3-phosphate D) Sedoheptulose 7-phosphate

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Question 466

The transketolase enzyme in the pentose phosphate pathway requires the B vitamin?

A) Pantothenic acid B) Thiamin C) Riboflavin D) Nicotinic acid

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Question 467

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

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Question 468

The hydrogen acceptor used in pentose phosphate pathway is?

A) NAD B) NADP C) FAD D) FMN

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Question 469

The hydrogen acceptor used in pentose phosphate pathway is?

A) NAD B) NADP C) FAD D) FMN

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Question 470

The hexose monophosphate pathway includes the enzyme?

A) Maltase dehydrogenase B) Hexokinase C) α-Ketoglutarate dehydrogenase D) Glucose-6-phosphate dehydrogenase

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