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5 Written questions

5 Matching questions

  1. Flagellum
  2. Positive biofilm
  3. Biofilm
  4. Capsule
  5. Slime layer
  1. a jelly-like layer secreted by the cell
    adheres to cell wall
    thick and regular
    takes the shape of the cell
    protects from phagocytes
    enhances virulence
  2. b slime layer
    functions as one cell
  3. c Ecoli in the colon
    antagonistic effect
  4. d jelly-like layer secreted by the cell
    adheres to cell wall
    thin layer, loose fitting, irregular
    protects against drying
    allows bacteria to adhere to surfaces or to each other
  5. e long, thread-like appendage
    attached to the cell membrane from basal granule (deep attachment)
    protein flagellin
    some baccili and spirals*

5 Multiple choice questions

  1. not all cells, special types of cells
  2. binary fission
    asexual (no DNA transfer)
  3. layers of cell wall and cell membrane
  4. movement towards nutrients and away from harmful chemicals
  5. polypeptides and polysacchrides
    found on some cocci and bacilli*
    will not absorb dyes

5 True/False questions

  1. Germinationchanging back into what it was before


  2. Clostridium tetaniprofuse diarrehea
    vacmycin, flagyl (metronidazole)


  3. Attachment Pilishorter in length
    allow bacteria to adhere to the surface of mucus membranes and to each other
    allows colonization--->ability to cause disease


  4. Quorum sensingdetect other bacteria (like and like)


  5. Most numerous speciesdetect other bacteria (like and like)


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