Across
- 1. A mineral component of tooth enamel and calculus
- 3. The surrounding substance in which cells are embedded
- 5. Without a definite shape or form
- 6. Without cells
- 7. Place where bacteria collect and multiply
- 8. Containing more dissolved substance than can normally be held
- 9. White blood cell
Down
- 2. Inhibits calcification by binding calcium
- 4. Hardened dental plaque
- 6. An organism that requires oxygen to live