Vitamins - Mock Test 28

Question 271

Coenzyme A contains a nitrogenous base which is?

A) Adenine B) Guanine C) Choline D) Ethanolamine

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Question 272

Sulphydryl group of coenzyme a is contributed by?

A) β-Alanine B) β-Aminoisobutyric acid C) Methionine D) Thioethanolamine

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Question 273

Niacin deficiency can occur in?

A) Hartnup disease B) Phenylketonuria C) Alkaptonuria D) None of these

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Question 274

n pellagra, dermatitis usually affects?

A) Exposed parts of body B) Covered parts of body C) Trunk only D) All parts of the body

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Question 275

Niacin deficiency is common in people whose staple food is?

A) Wheat B) Polished rice C) Maize and /or sorghum D) None of these

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Question 276

Niacin can be synthesised in human beings from?

A) Histidine B) Phenylalanine C) Tyrosine D) Tryptophan

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Question 277

NAD is required as a conenzyme in?

A) Citric acid cycle B) HMP shunt C) β-Oxidation of fatty acids D) Both 1⃣ and 3⃣

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Question 278

NAD is required as a coenzyme for?

A) Malate dehydrogenase B) Succinate dehydrogenase C) Glucose-6-phosphate dehydrogenase D) HMG CoA reductae

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Question 279

. NADP is required as a coenzyme in?

A) Glycolysis B) Citric acid cycle C) HMP shunt D) Gluconeogenesis

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Question 280

Niacin contains a?

A) Sulphydryl group B) Carboxyl group C) Amide group D) All of these

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