micro notes

  1. agar liqifies at
    100 deg
  2. agar solidifies at
    40 deg
  3. Bacterial growth requires
    • chemicals,
    • agar: kelp
    • sterilization: using an autoclave
  4. phototroph
    light energy
  5. chemptroph
    • chemical energy
    • organic - carbon
    • inorganic - metals
  6. autotrophs use
    carbon dioxide
  7. heterothrophs use
    sugar, organic acid, alchohol
  8. photoautotroph
    • light energy and carbon dioxide
    • green plants
  9. photoheterotroph
    • light energy and organic carbon
    • heliobacteria, purple
  10. chemoautotroph
    • inorganic chemicals and carbon dioxide
    • iron bacteria
  11. chemoheterotroph
    • organic chemical and organic carbon
    • humans
  12. selective media
    permits only certain organisms to grow
  13. differiential media
    distingueshes bacteria among morphology
  14. psychrophillic
    • optimal growth at 15 deg
    • does NOT grow above 20
  15. mesophilic
    • optimal growth 30-37 deg
    • NO growth below 10 above 50
  16. thermophillic
    • optimal growth 50-60 deg
    • NO growth below 40 above 100
  17. hyperthermophillic
    optimal growth between 70-110 deg
  18. bacterial prefer ph of
    7
  19. aerobic
    grows in presence of oxygen
  20. obligate aerobe
    requires oxygen
  21. anaeroic
    grows in absence of oxygen
  22. obligate anaerobe
    only grow in absence of oxygen
  23. facultative anaerobe
    brow both anerobically and aerobically
  24. aerotolerant
    only grow anerobicaly but tolerates oxygen
  25. microaerophillic
    growth in low concentrations of oxygen
  26. metabolism
    sum of all chemical reactions in a cell
  27. anabolism
    reactions that build up
  28. catabolism
    reactions that break down
  29. enzymes are
    agents that speed up a reaction, protiens, and work to lower activaton energy
  30. apoenzyme
    protien portion of an enzyme
  31. holoenzyme
    non protien part of enzyme (cofactor) and apoenzyme
  32. 3 types of phosphorylation
    • substrate
    • oxidative
    • photo
  33. oxidation
    loss of electrons
  34. reduction
    gain of electrons
  35. substrate
    direct transfer of phosphate from an organic molecule to ADP
  36. oxidative
    ATP generated via chemiosmosis
  37. photo
    light energy from photosynthesis
  38. carbohydrate catabolism functionS
    • energy production and storage
    • generation of chemical intermediates
Author
andreathors16
ID
138987
Card Set
micro notes
Description
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Updated