Mcq Subject: Biochemistry

Which of the following amino acid takes a role in detoxification of ammonia normally in the human body?

A. Glutamine

B. Alanine

C. Methionine

D. Glycine

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Splicing Activity is a functions of

A. m RNA

B. Sn RNA editing

C. r RNA

D. t RNA

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Function of coenzyme is to

A. Enhance the specificity of apoenzyme

B. Accept one of the cleavage products

C. Activate the substrate

D. Increase the active sites of apoenzyme

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Number of t-RNA present in cells is

A. 23

B. 25

C. 28

D. 30

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What is the net amount of ATP’s formed in aerobic glycolysis?

A. 5

B. 8

C. 10

D. 15

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Which of the following enzymes is stable at acidic pH?

A. Pepsin

B. Trypsin

C. Chymotrypsin

D. Carboxypeptidase

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Xantheurenic acid is produced in –

A. Tyrosine metabolism

B. Tryptophan metabolism

C. Cysteine metabolism

D. Valine metabolism

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Defect in collagen formation is seen in

A. Scurvy

B. Hunter's syndrome

C. Marfan's syndrome

D. Osteogenesis imperfecta

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Most commonly used vector for DNA cloning ?

A. Plasmid

B. Virus

C. Cosmid

D. Phage

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Reaction occuring in conversion of norepinephrine to epinephrine?

A. Hydroxylation

B. Oxidation

C. Glucuronidation

D. Methylation

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