Across
- 2. Bacteria reproduce by __________ fission .
- 3. Prokaryotes are classified in kingdoms Archaea and __________.
- 5. An injection of a weakened or dead virus is a(n) __________.
- 7. small, circular strands of DNA
- 10. A virus that remains inactive in its host cell for a period of months or years is called a(n) __________ virus.
Down
- 1. the helpful microscopic bacterial cells that inhabit your body
- 4. a protein coat surrounding viral DNA
- 6. Some bacteria escape poor conditions such as heat or cold by forming __________.
- 8. the slimy coating around a bacterium
- 9. a cell infected by a virus