Chapter 17 Homework Part 2

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Across
  1. 3. heterotrophic microorganism that can live and grow in the presence of free oxygen; some are obligate, others facultative
  2. 4. not made up of or containing cells
  3. 6. crystalline mineral component of bones and teeth that contains calcium and phosphate
  4. 8. a solution containing more of an ingredient that can be held in solution permanently
  5. 9. 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. without definite shape or visible differentiation in structure
  3. 4. heterotrophic microorganism that lives and grows in complete (or almost complete) absence of oxygen; some are obligate, others facultative
  4. 5. nucleus, focus, point of origin
  5. 7. a surrounding framework, enabling development in a structured manner