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Biochemistry Mcqs

One of the following is not an amino acid______________?

  • (A)  Glycine
  • (B)  Hydroxy proline
  • (C)  Glutamic acid
  • (D)  Choline
Submitted By :Ali Uppal


Alkaptonuria, an inherited metabolic disorder of L0tyrosine metabolism is due to lack of_____________?

  • (A)  Parahydroxy phenyl pyruvate Hydroxylase
  • (B)  Tyrosine transaminase
  • (C)  Homogentisate oxidase
  • (D)  Tyrosine oxidase
Submitted By :Ali Uppal


The nitrogen of the body is supplied by______________?

  • (A)  Triacyl glycerol
  • (B)  Proteins
  • (C)  Glucose
  • (D)  Lipids
Submitted By :Ali Uppal


Digestion of proteins is initiated by________________?

  • (A)  Amylase
  • (B)  Sucrase
  • (C)  Chymotrypsin
  • (D)  Pepsin
Submitted By :Ali Uppal


Collagen is rich in_____________?

  • (A)  Glutamate and glycine
  • (B)  Alanine and glycine
  • (C)  Proline and glycine
  • (D)  Glutamate and proline
Submitted By :Ali Uppal


Which one of the following amino acids is purely ketogenic ?

  • (A)  Proline
  • (B)  Phenylalanine
  • (C)  Isoleucine
  • (D)  Leucine
Submitted By :Ali Uppal


All of the following are globular proteins except_______________?

  • (A)  Prolamines
  • (B)  Albumin
  • (C)  Globulin
  • (D)  Myosin
Submitted By :Ali Uppal


Albinism is a genetic disease that results in incomplete metabolism of______________?

  • (A)  Histidine
  • (B)  Cystine
  • (C)  Tyrosine
  • (D)  Alanine
Submitted By :Ali Uppal


Tertiary structure of protein is maintained by all except______________?

  • (A)  H2 bond
  • (B)  Hydrophobic
  • (C)  Ionic bond
  • (D)  Disulphide bond
  • (E)  None of the above
Submitted By :Ali Uppal


Albumins and globulins are ________ proteins?

  • (A)  Simple
  • (B)  Peptones
  • (C)  Prolamines
  • (D)  Lactalbumin
Submitted By :Ali Uppal