試題詳解

31. Azidothymidine (AZT) is a nucleoside analog used to treat HIV infections. Which step does AZT hamper in the reproductive cycle of the HIV virus?
(A)viral entry into the cell
(B)transcription of RNA from proviral DNA
(C)synthesis of DNA from viral RNA by reverse transcriptase
(D) viral assembly within the cell
(E)viral budding from the cell