Many Viruses That are Associated with Cancers in Animals Are

Question

Many viruses that are associated with cancers in animals are _____ that use reverse transcriptase.
A)papilloma viruses
B)Epstein-Barr virus
C)retroviruses
D)hepatitis B virus
E)None of the answers is correct.

Accepted Answer

Retroviruses use reverse transcriptase to make a DNA copy of their RNA genome, which can then be integrated into the host cell's genome. Some retroviruses can cause cancer in animals, such as the human T-cell lymphotropic virus (HTLV) and the feline leukemia virus (FeLV).