UV light/ Kirby-bauer/

Card Set Information

Author:
michaelirby98
ID:
269843
Filename:
UV light/ Kirby-bauer/
Updated:
2014-04-08 21:17:58
Tags:
Micro
Folders:
MicroLab
Description:
Micro
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  1. How does UV light effects organisms?
    • Causes thymine-thymine dimers 
    • Interferes with DNA replication and transcription
  2. Two types of DNA repair
    • Nucleotide excision (dark repair)
    • Direct DNA repair (Light repair)
  3. Dark Repair
    • Nucleotide excision
    • Its removes and replaces damaged DNA region
  4. Light repair
    • Direct DNA repair 
    • Repairs DNA without the removal of the DNA ragion
    • Uses an enzyme called photolyase
  5. Two types of antibiotics and antimicrobials
    • Narrow Spectrum 
    • Broad Spectrum
  6. Narrow Spectrum
    Kills specific bacteria
  7. Broad spectrum
    • Kills any type of bacteria 
    • Ampicillin (Penicillin derivative that inhibits cell wall synthesis)
  8. Zone of inhibition
    • The area around the antimicrobial disks
    • Shows the levels of susceptibility 
    • -Sensitive (S)
    • -Intermediate (I)
    • Resistant (R)
  9. What type of organism is more susceptible to drugs and why?
    Gram (+) organisms because they have no outer membrane


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