Bacteria and Archaea Flashcards
Invariably have a nuclear material and aren’t complex membrane-bound organelles
Bacteria and Archaea
The inclusions
Bacterial Cells
Simple
Two-dimensional
Ordinary Microscope
Three-dimensional
Rod-shaped
Electron Microscope
Functions of the Bacteria
Reproduction
Metabolism
Nutrient Processing
Sizes of the Bacteria
Average
Thiomargarita Magnifica / Largest
Smallest
1 um
Average
750 um
Thiomargarita Magnifica / Largest
200-500 um
Smallest
Shapes of the Bacteria
Coccus
Bacillus
Curved
Spherical / Ball-shaped
Coccus
Blocky / Spindle-shaped
Bacillus
General
Curved
Short and plumped
Coccobacillus
Gently curved
Vibrio
Curled or spiral-shaped cylinder
Spirillum
Flexible
Spirochete
Lacks on Cell Wall
Mycoplasmas
Intended variation of cell shape and sizes
Pleomorphism
Arrangements
Single
Double
Tetrads
Irregular Clusters
In Chains
Sacrina
1 / Cocci
Single
2 / Diplocci
Double
4
Tetrads
Small / Staphylococci or Micrococci
Irregular Clusters