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Exam questionKROK 1Medicine ยท 2020

Blood of a patient with bladder cancer has high levels of serotonin and hydroxyanthranilic acid, because of excessive intake of a certain amino acid. Name this amino acid:

Answer options

  1. Alanine
  2. Histidine
  3. Tyrosine
  4. Methionine
  5. Tryptophan
Correct answer

Tryptophan

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