Bacteria (BIOL LAB)

  1. Prokaryotes
    • No membrane bound nucleus
    • Single circular chromosome
    • No membrane bound organelles
    • Distinct cell wall
    • Bacteria and Archaea are prokaryotic
  2. Eukaryotes
    • Membrane bound nucleus and organelles
    • Several linear chromosomes
  3. Bacterial Morphology
    • Bacillus-Rod Shaped
    • Cocci-Spherical
    • Spirilla-Spiral
  4. Gram-Negative
    • More complex cell wall
    • Thin peptidoglycan cell wall layer
    • Outer lipopolysaccharide layer
    • Retain SAFRANIN
    • Appear RED/PINK
  5. Gram-Positive
    • Simple cell wall
    • Thick peptidoglycan cell wall layer
    • No outer lipopolysaccharide layer
    • Retain CRYSTAL VIOLET, IODINE
    • Appear BLUE/PURPLE
Author
amerelman
ID
295966
Card Set
Bacteria (BIOL LAB)
Description
Bacteria
Updated