Chapter 17 Key Term

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