Across
- 4. unique stage of replication
- 5. mediate attachment
- 7. host engulfs virus
- 8. small circular pieces of RNA
- 10. viral genome replicated in nucleus
Down
- 1. where RNA viruses develop
- 2. when animal viruses remain dormant in host cells
- 3. a special kind of +ssRNA virus
- 6. proteinaceous infectious agents
- 9. needs to fold back on itself