Across
- 4. membrane bilayer molecule
- 5. cell with a nucleus
- 6. heat kills microbes
- 8. energy without oxygen
- 9. needs a host to replicate
- 12. infectious protein only
- 13. energy from sunlight
Down
- 1. carbohydrate polymer
- 2. microscopic living organism
- 3. cells energy currency
- 4. a cell without a nucleus
- 7. bacterial cell wall
- 10. large biological polymer
- 11. life existing from life
- 12. disease causing microbe