Chapter 2 Hw

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Across
  1. 2. a polysaccharide crosslinked with protein units
  2. 7. small, bristle-like fibers sprouting off the surface of many bacterial cells
  3. 9. arrangement flagella attached at one or both ends of the cell
  4. 10. sites of protein synthesis
  5. 11. single flagellum
  6. 14. movement of bacteria in response to chemical signals
  7. 16. pairs of single cells
  8. 17. a surface coating
  9. 18. used in conjugation between bacterial cells
Down
  1. 1. nonessential, usually circular, small pieces of DNA
  2. 3. groups of four single cells
  3. 4. grape-like clusters of cells
  4. 5. the connection and exchange of genetic material between bacterial cells
  5. 6. responsible persistent colonization of teeth, plastic catheters, and implanted medical devices
  6. 8. protect against harsh environment conditions
  7. 12. round
  8. 13. chains of single cells
  9. 15. rods