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Ch.3 structure and function of pathogens

  1. refraction
    the way light bends creates magnification and focus
  2. magnification
    means of achieving resolution
  3. contrast created by
    stains
  4. Prokaryotic cell structure (4 total)
    • - filamentous appendages
    • - surface layers
    • - cell wall
    • - intracellular components
  5. Flagella
    motility
  6. pili (fimbriae)
    adherence and genetic transfer
  7. glycocalyx or capsule composed of
    polysaccharides
  8. cell wall contains
    peptidoglycan (important for antibiotics)
  9. gram-positive color
    purple
  10. gram-negative color
    pink
  11. Lipopolysaccharide (LPS)- 3 components
    • - identifies organism
    • - common to many bacteria
    • - virulence (ability to cause disease)
Author
mmb65
ID
34205
Card Set
Ch.3 structure and function of pathogens
Description
Ch. 3 lecture notes
Updated

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