Across
- 1. Protein shell of virus
- 3. Small petrel of southern seas
- 4. site Proteins that are on the surface of each cell
- 7. cycle One of two cycles if viral reproduction
- 9. A virus that infects bacteria
Down
- 2. Coat Protein subunit called capsomere
- 5. Group of RNA viruses which insert DNA copy
- 6. reproduction Lytic infection
- 7. cycle Destruction of the infected cell and membrane
- 8. substance used to stimulate the production of antibodies and provide immunity