HIV, Human Immunodeficiency Virus, Is the Causative Agent of AIDS

Multiple Choice

HIV, human immunodeficiency virus, is the causative agent of AIDS. Which of the following statements is false?

A) HIV mutates rapidly in infected individuals.
B) HIV is amenable to phylogenetic analysis.
C) HIV was transmitted to humans from a simian source just once.
D) HIV has spread rapidly in humans worldwide.
E) HIV may be transferred from one human to another by blood transfusions.