Chapter 17 Part 2

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Across
  1. 1. a surrounding framework, enabling development in a structured manner.
  2. 4. heterotrophic microorganism that can live and grow in the presence of free oxygen; some are obligate, others facultative; adj. aerobic.
  3. 6. inhibitor of calcification that occurs in parotid saliva of humans in variable amounts; anticalculus component of “tartar-control” dentifrices.
  4. 7. dental biofilm mineralized by crystals of calcium phosphate mineral salts between previously living microorganisms.
  5. 8. crystalline mineral component of bones and teeth that contains calcium and phosphate.
  6. 10. a solution containing more of an ingredient that can be held in solution permanently.
Down
  1. 2. without definite shape or visible differentiation in structure
  2. 3. white blood corpuscle capable of amoeboid movement; functions to protect the body against infection and disease
  3. 5. not made up of or containing cells
  4. 9. nucleus, focus, point of origin.