This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Structure and function of protein, Subject name: Biochemistry
Albinism results from the deficiency of 
Select and explain. 
A. Homogentisic acid oxidase, B. Phenylalanine hydroxylase, C. Tyrosinase, D. Xanthine oxidase
C: Tyrosinase
Answer: C: Tyrosinase 
Explanation: Homogentisic acid oxidase: ALKAPTONURIA Phenylalanine hydroxylase: PHENYLKETONURIA Tyrosinase: ALBINISM Xanthine oxidase: URIC ACID SYNTHESIS ENZYME Ref : Biochemistry by U. Satyanarayana 3rd edition Pgno : 353