Chapter 17 pt 2

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