BACTERIAL SHAPE AND SIZE

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Cards (13)

  • Cocci (sing., coccus) literally means berries
  • Cocci - round or spherical-shaped bacterium
  • Bacilli (sing., bacillus) literally means staff
  • Bacilli - rod-shaped bacterium
  • diplobacilli - Bacilli in short chains
  • Bacilli - in short chains (diplobacilli) or long chains
  • Coccobacilli - common in Corynebacterium where cells occur in palisades or “Chinese character” appearance
  • Vibrio - shape of bacteria with one complete twist or turn
  • Spiral - spirochetes
  • Star-shaped - Stella spp.
  • Bacillus, Clostridium, Escherichia - are examples of Bacilli
  • Micrococcus, Staphylococcus and Streptococcus - are examples of Cocci
  • Bacteria are very small about 0.5 to 1.0 um in diameter