Pharmacology An antimetabolite which undergoes biotransformation to form an inhibitor of DNA polymerase is – A Vinablastine B Cytosine arabinoside C Methotrexate D Chlorambucil 💡 Explanation An antimetabolite which undergoes biotransformation to form an inhibitor of DNA polymerase is - ✓ Correct Answer: B. Cytosine arabinoside