Reverse transcriptase:
A) can utilize only RNA templates.
B) has a 3' $\rightarrow$ 5' proofreading exonuclease but not a 5' $\rightarrow$ 3' exonuclease.
C) is activated by AZT.
D) is encoded by retroviruses.
E) synthesizes DNA with the same fidelity as a typical DNA polymerase.

Question

Reverse transcriptase:
A) can utilize only RNA templates.
B) has a 3' $\rightarrow$  5' proofreading exonuclease but not a 5' $\rightarrow$  3' exonuclease.
C) is activated by AZT.
D) is encoded by retroviruses.
E) synthesizes DNA with the same fidelity as a typical DNA polymerase.

Quizplus · Accepted Answer

Reverse transcriptase is an enzyme that synthesizes DNA from an RNA template, and it is primarily encoded by retroviruses.

Reverse Transcriptase: A) Can Utilize Only RNA Templates →\rightarrow→ 5' Proofreading Exonuclease but Not a 5

Reverse Transcriptase:
A) Can Utilize Only RNA Templates $\rightarrow$ 5' Proofreading Exonuclease but Not a 5