Which of the following terms best fits this description? Ass…

Which of the following terms best fits this description? Assume that all virus particles and cells are genetically identical in the experiment (no defective virus particles contribute to the observation). A virus is used to infect a culture of cells, but the virus is only able to successfully replicate and cause cytopathic effects in subset A of those cells: ___[a] Although the virus titer is increasing, it cannot enter into cells in subsets B, C, and D: ___[bcd]

The immune system is the main defense against viral pathogen…

The immune system is the main defense against viral pathogens. Compared to mice with an intact immune system, what happens in immune-suppressed mice that are infected with Venezuelan equine encephalitis virus, tick-borne encephalitis virus, or dengue virus type 2?