Wilkins Chapter 17 Key Terms 2

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Across
  1. 3. - A white blood cell that helps the body fight infections & diseases
  2. 5. - Tarta, hard mineralized dental plaque that builds up on teeth
  3. 8. - A microorganism that does not require oxygen to survive & grow
  4. 9. Shapeless, no clear shape or structure
  5. 10. - A mineral found in bone & teeth, made from calcium & phosphate
  6. 11. A microorganism that requires oxygen to survive & grow
Down
  1. 1. - The starting point
  2. 2. Lacking cells or not made from cells
  3. 4. - The surrounding structure or environment in which something develops or is organized
  4. 6. - A solution that has more of one substance that can be held permanently in the solution
  5. 7. - A compound that can stop the formation of mineral deposits & occurs in saliva