Which of the following describes the function of the HIV protein Vif (viral infectivity factor) .
A) It enhances the packaging of viral genomes into new virions.
B) It enhances the synthesis of unspliced viral RNA genomes by the cellular RNA polymerase II.
C) It causes the cellular protein APOBEC3G to be degraded in infected cells.
D) It allows the unspliced viral genomic RNA to be transported out of the nucleus.
E) It increases the levels of the gp120/gp41 proteins on the surface of infected cells.
Correct Answer:
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