Biochemistry and clinical pathology mcqs (41-50)

 

41.The RNA synthesis on a DNA template is known as

A. Translation

B. Transduction 

C. Replication 

D. Transcription 

Ans. D

42.Nulein is

A. Lipoprotein

B. Nucleoprotein

C. Phosphoprotein

D.Glycoprotein

Ans. B

43.Cerebrosides are

A. Phospholipids

B. Fats

C. Sterols

D. Glycolipids

Ans. D

44.Prosthetic group present in glycoprotein is

A. Metal

B. Phosphoric acid

C. Nucleic acid

D. Carbohydrate

Ans. D

45.DNA strand is directly involved in the synthesis of all the following except 

A. Another DNA strand

B. Protein molecule

C. RNA molecule 

D. mRNA molecule

Ans. B

46.Phenylketonuria (PKU) is detected by

A. Guthrie test

B. Cole's test

C. Rothera's test

D. Fouchets test

Ans. A

47.Which function is not performed by liver

A. Detoxification 

B. Deamination

C. Glycogenesis

D. Secretion of fat digesting enzymes

Ans. D

48.Deamination of aminoacids occurs during the

A. Anabolism of amino acid

B. Catabolism of amino acid

C. Krebs cycle

D. Formation of urea

Ans. B

49.The end products of the amino acid breakdown in liver are

A.Carbon dioxide, water, urine

B. Ammonia, urea

C. Urea, carbon dioxide

D. Urea, uric acid and ammonia

Ans. B

50.The first amino acid during protein synthesis is

A. Arginine

B. Formylated arginine

C. Formal methionine

D. Methionine

Ans. C