MICROBIOLOGY
  • Viruses
    • Living and non living characteristics or viruses
    • Virus specificity
    • Virus structure
    • Lysogenic and lyctic cycles
    • Measles
    • Coxsackievirus (Hand,foot and mouth disease)
    • The 3 lines of defense of the body
  • Bacteria
    • General characteristics of bacteria and their shapes
    • Reproduction and growth of bacteria
    • Metabolism and respiration
    • Two main group of bacteria
    • Helpful bacteria
    • Tuberculosis
    • Tetanus
  • Bibliography
Bacteria(monera) consist of organisms with prokaryotics cells. There are 3 majors domains ; bacteria,eukaryota and archaea.
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Characteristics of bacteria
Bacteria can be define as 
  • Small size
  • Ability to reproduce rapidly
  • Most abundant and diversified organisms 
  • Diversity of habitats and modes of existence
  
Shapes
Most bacteria comes into one of these 3 shapes :
Rod shaped= Bacillus 
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Spherical=Coccus
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Spiral=Spirillum
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Some bacteria organized into groups :
Diplo= Pair= Diplococci
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Strepto= Chains= Streptococci
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Staphylo= Cluster= Staphylococci
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