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