Cell Structure and Function Crossword

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Across
  1. 4. (___________ gonorrhoeae) Bacterium whose virulence depends on fimbriae and pili.
  2. 5. Structured community of bacteria attached to a surface and embedded in a protective matrix.
  3. 6. (_________ anthracis) Bacterium with an S-layer that contributes to chemical resistance.
  4. 9. Group of bacteria that lack cell walls; many species are pathogenic.
  5. 12. Internal flagellum found in spirochaete bacteria; also called an axial filament.
  6. 15. (_________ stress) Type of stress caused by water moving into or out of a cell.
  7. 17. Process by which immune cells engulf and destroy microbes.
  8. 18. Medium-sized bacterial appendages used for attachment or DNA transfer.
  9. 19. Protein-based external layer that protects some bacteria from harsh chemicals.
  10. 20. (_________ layer) Loose, polysaccharide form of the glycocalyx that helps bacteria grow in biofilms.
  11. 21. pneumoniae Bacterium that uses a capsule as a major virulence factor.
  12. 24. Smallest bacterial appendages; important for attachment and virulence.
  13. 25. acid Waxy cell wall component that increases resistance to antibiotics and immunity, think TB.
  14. 26. (_________ tuberculosis) Bacterium whose virulence depends on mycolic acid and lipid toxins.
Down
  1. 1. A kind of motility that is all about surface movement like swarming, using pili, seen in some pathogenic bacteria.
  2. 2. (__________factor) Lipid toxin derived from mycolic acid that contributes to virulence, important in TB.
  3. 3. (____________ aeruginosa) Bacterium known for forming biofilms that damage the lungs of cystic fibrosis patients.
  4. 7. Major structural component of the outer membrane of Gram-negative bacteria.
  5. 8. Human immune cell capable of phagocytosis.
  6. 10. Layer external to the bacterial cell wall that can protect cells and aid attachment.
  7. 11. Group of bacteria with a corkscrew shape and internal flagella.
  8. 12. Toxic lipopolysaccharide found in the outer membrane of Gram-negative bacteria.
  9. 13. Largest bacterial appendage used for swimming via runs and tumbles.
  10. 14. (Proteus _______) Bacterium whose flagella help it move up the urinary tract.
  11. 16. Tightly adherent form of a glycocalyx that helps bacteria avoid immune defenses.
  12. 22. factor Any structure or molecule that increases a pathogen’s ability to cause disease.
  13. 23. (___________ pallidum) Spirochaete bacterium that causes syphilis.