Pentostatin inhibits: (A) Dihydrofolate reductose, (B) Adenosine deaminase, (C) Thymidylate synthase, (D) Uridylate synthose
Answer is B. Pentostatin is a purine analogue that inhibits Adenosine deaminase. It is used in cases of Hairy cell leukemia (Doc: Uadiribine).