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Biochemistry Mcqs

Submitted By :Ali Uppal


Submitted By :Ali Uppal


The class of amino acids that contains only non essential amino acids is_______________?

  • (A)  Acidic
  • (B)  Basic
  • (C)  Aromatic
  • (D)  Branched chain
Submitted By :Ali Uppal


All are true about glutathione except ?

  • (A)  It is a tripetide
  • (B)  It converts hemoglobin to methemoglobin
  • (C)  It conjugates xenobiotics
  • (D)  It scavenges free radicals and superoxide ions
Submitted By :Ali Uppal


Glutamine replaced by valine in sckle cell anaemia is characterized________________?

  • (A)  Non Sense mutation of beta chain
  • (B)  Missense mutation of beta chain
  • (C)  Degradation of beta chain
  • (D)  Deletion of beta chain
Submitted By :Ali Uppal


Mannose 6 phosphate containing freshly synthesized proteins are directed to_____________?

  • (A)  Nucleus
  • (B)  Lysosomes
  • (C)  Mitochondria
  • (D)  Golgi apparatus
Submitted By :Ali Uppal


All are genetic amino acid deficiency disease except___________?

  • (A)  Phenyl ketonuria
  • (B)  Alkaptonuria
  • (C)  Homocystinuria
  • (D)  6alactosemia
Submitted By :Ali Uppal


Which of the following is a derived a derived protein_____________?

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


Amino acids excreted in the urine in cystinosis______________?

  • (A)  Cystine
  • (B)  Ornithine
  • (C)  Arginine
  • (D)  Lysine
  • (E)  All of the above
Submitted By :Ali Uppal


Which is the by product of the urea cycle_______________?

  • (A)  Aspartate
  • (B)  Succinate
  • (C)  Ornithine
  • (D)  Fumarate
Submitted By :Ali Uppal