KROK 1 2015 – Question 88 · KROK (Medicine) · Biological Chemistry
In case of alkaptonuria, homogentisic acid is excreted in urine in large amounts. The development of this disease is associated with metabolic disorder of the following amino acid:
- A. Methionine
- B. Tyrosine
- C. Phenylalanine
- D. Alanine
- E. Asparagine
Hint
Trace the degradation pathway in which homogentisic acid is an intermediate, and ask which amino acid sits immediately upstream of it.
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