Biochemistry Inhibition of which of the following enzyme is responsible for the anticancer action of 5-Fluorouracil ? A Dihydrofolate reductase B Thymidylate kinase C Thymidylate reductase D Thymidylate synthase 💡 Explanation Inhibition of which of the following enzyme is responsible for the anticancer action of 5-Fluorouracil ? ✓ Correct Answer: D. Thymidylate synthase