Pharmacology General 8a6f7a30 Resistance to zidovirdine develops due to: A Mutation at reverse transcriptase B Increased efflux of the drug from inside the cell C Increased metabolism of the drug D Decreased zidovudine triphosphate formation High-Yield Explanation "Resistance to AZT (Zidovudine) occurs by point mutations which alter the reverse transcriptase enzyme,"