KROK 1 2007 – Question 30 · KROK (Medicine) · Biological Chemistry
Nappies of a newborn have dark spots that witness of formation of homogentisic acid. Metabolic imbalance of which substance is it connected with?
- A. Methionine
- B. Cholesterine
- C. Tryptophane
- D. Tyrosine
- E. Galactose
Hint
Think of the degradation pathway of an aromatic amino acid in which homogentisate is an intermediate, and why urine turns dark when left standing in air.
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