- Differentiate between viruses, viroids, and prions. Give some examples of each type of infectious agent and the diseases they cause.
- Discuss three kinds of compounds that can be used to inactivate viruses; including the mechanisms of inactivation.
- Which of the following are part of a virus? (a) Ribosomes (b) Nucleus (c) Nucleic acid (d) Lipid envelope (e) Protein capsid.
- Explain where viruses come from. Why do they require the host’s cellular machinery?
- How do virusoids differ from satellite viruses?
- What are prions, viroids and viroins?