What is the role of the enzyme xanthine oxidase in the development of gout?

A It breaks down uric acid
B It synthesizes uric acid ✓
C It regulates blood pressure
D It metabolizes glucose

Explanation

Xanthine oxidase is an enzyme responsible for the production of uric acid, which accumulates in the joints and causes gout.

Source

Guyton and Hall Textbook of Medical Physiology
Enzymes in Disease Biochemistry Purine Metabolism Medium MEDICAL Confidence: high