Multiple choice

Defect in amino acid metabolism may result in

  1. albinism

  2. porphyria

  3. Wilson's disease

  4. phenylketonuria

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Phenylketonuria is disorder caused by the defect in amino acid metabolism. Children suffering with phenylketonuria are unable to breakdown phenyl pyruvic acid into hydroxyl phenyl pyruvic acid. Accumulation of phenyl pyruvic acid causes mental disorder.