Biochemistry The MOST common enzyme deficiency responsible for Galactosemia is related to which of the following enzymes? A UDP galactose epimerase B Galactokinase C Galactosidase D Galactose-l-phosphate uridyl transferase 💡 Explanation The MOST common enzyme deficiency responsible for Galactosemia is related to which of the following enzymes? ✓ Correct Answer: D. Galactose-l-phosphate uridyl transferase