Across
- 3. lacking a clear structure or focus
- 4. containing more of something that is needed for saturation
- 5. a place in which bacteria have settled and multiplied because of particularly suitable conditions
- 8. without oxygen
- 9. requires oxygen to grow and live
- 10. white blood cells
Down
- 1. chelating agents that are added to toothpastes and dental rinses to help prevent tartar and plaque buildup
- 2. a widely occurring pale green to purple mineral, consisting of calcium phosphate with some fluorine, chlorine, and other elements. It is used in the manufacture of fertilizers.
- 6. gives shape and form
- 7. a hard, calcified deposit that forms and coats the teeth and gums
- 8. contains no cells