This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Amino Acid Metabolic Disorder, Subject name: Biochemistry
Homogentisate oxidase deficiency causes - 
Select and explain. 
A. Phenylketonuria, B. Alkaptonuria, C. Methylmalonic aciduria, D. Albinism
B: Alkaptonuria
Answer: B: Alkaptonuria 
Explanation: Ans. is 'b' i.e., Alkaptonuria Disorders of metabolism of aromatic amino acidsDisorderDefectPhenylketanuriaPhenylalanine hydroxylase deficiencyTyrosinemia type 1Fumarylacetoacetate hydroxylase deficiencyTvrosinemia type 2Tyrosine transminase deficiencyNeonatal tyrosinemiaHydroxyphenyl pyruvate hydroxylase deficiencyAlkaptonuriaHomogentisate oxidase deficiencyAlbinismTyrosinase deficiencyHartnup diseaseDefective transport of tryptophan and other neutral amino acid