Across
- 7. matrix enclosed bacterial populations alert to each other
- 9. plant or animal living within another organism.
- 11. development of dental caries
- 12. disease producing agent
Down
- 1. formation of calculus
- 2. able to live under more than one specific set of environmental conditions
- 3. not self sustaining
- 4. impaction, wedding of food into the periodontium by occlusal forces
- 5. invasion of a microorganism in body tissues
- 6. organism that lives upon dead or decaying matter
- 8. white blood corpuscle of amoeboid movement
- 10. not made up of containing cells