Which enzyme is involved in the breakdown of galactose, and its deficiency leads to galactosemia, a condition characterized by the accumulation of galactose in the body?

A Galactose-1-phosphate uridyltransferase ✓
B Galactokinase
C UDP-galactose 4'-epimerase
D Glucose-6-phosphatase

Explanation

Galactose-1-phosphate uridyltransferase is the enzyme involved in the breakdown of galactose. A deficiency in this enzyme leads to galactosemia, a condition characterized by the accumulation of galactose in the body.

Source

Biochemistry textbooks
Enzymes in Disease Biochemistry Carbohydrate Metabolism Disorders Hard MEDICAL Confidence: high