Which is false about Alkaptonuria?: (A) Genitourinary system not involved, (B) Hemogentistic oxidase deficiency, (C) Black urine, (D) Calcification in veebral bodies
Answer is A. It is a metabolic defect due to homogentisate oxidase deficiency Blackening of urine is seen on standing But genitourinary system is not involvedRef: Textbook of biochemistry for medical students, seventh edition, page no: 237