Retroviruses, Such as HIV, Have an Enzyme That Allows Them

Multiple Choice

Retroviruses, such as HIV, have an enzyme that allows them to catalyze DNA synthesis from an RNA template.This evidence supports the hypothesis that

A) RNA itself cannot be a catalyst.
B) early life consisted of an "RNA world."
C) RNA probably came from an extraterrestrial source.
D) chemical evolution led to polymerization.
E) DNA polymers form from RNA monomers.