TU. All human viruses must have the ability to 1. have only its nucleic acid enter the host cell 2. kill or not kill the host cell 3. multiply in the absence of living cells 4. extracellular uncoat 5. have their nucleic acid replicate in the host cell A. 1,2 B. 2,5 C. 3,4 D. 4,5 E. 1,4 11. Which of the following involves pseudopods? a. adherence of phagocytes to pathogens b. chemotaxis c. opsonization d. extracellular killing e. a & b 12. Antimicrobials may a. produce allergic reactions b. produce toxic effects not only to the microbe but to the host c. kill bacteria in our bodies d. all the above

Viruses are infectious microscopic agents that can only reproduce in live cells of animals, plants, or microbes and are smaller than bacteria. Vertebrates, invertebrates, plants, protists, and fungi are among their many hosts. Viruses are unable to multi…