Across
- 2. heterotrophic microorganism that can live and grow in the presence of free oxygen.
- 3. crystalline mineral component of bones and teeth that contains calcium and phosphate.
- 6. inhibitor of calcification that occurs in parotid saliva of human in variable amounts.
- 8. white blood corpuscle capable of amoebic movement.
- 9. attachment for the bacteria and subsequent calculus on the tooth surfaces.
Down
- 1. A surrounding framework, enabling development in a structured manner.
- 3. heterotrophic microorganism that lives and grows in complete (or almost complete) absence of oxygen.
- 4. without definite shape or visible differentiation in structure.
- 5. not made up of or containing cells.
- 7. a solution containing more of an ingredient that can be help in a solution permanently.