Which Is a Property of HIV That Would Make It

Multiple Choice

Which is a property of HIV that would make it difficult to trace the source of the virus from one person to the next?

A) The host can have a genetically diverse population of viruses.
B) HIV evolves very slowly within the host.
C) The transmission of the virus involves very few (often just one) viral particles.
D) Molecular phylogenies of viruses cannot be constructed.
E) The population of HIV is too small to trace.