Zusammenfassung der Ressource
Aerobes & Anaerobes
- Definition
- use gaseous
oxygen for
metabolism
- posses enzyme
needed to
process toxic
oxygen products
- obligate
aerobes
- only grow in
presence of
oxygen
- Mycobacteria tubercolosis
- Definition
- use no oxygen
for metabolism
- lack of enzyme for
respiration
- Obligate
Anaerobe
- Only grow in absebce of
oxygen
- Clostridium tetani
- Aerotolerant
anaerobes
- Grows in absence of
oxygen, but survive in
its presence
- also called obligate fermenter
- Enterococcus faecalis
- facultative
anaerobes
- Both aerobic and
anaerobic growth.
- metabolizes by aerobic
respiration if oxygen
present
- fermentation in
absence of
oxygen
- Escherichia coli
- microaerophiles
- Require strictly
small amount of
oxygen
- normal atmospheric
oxygen or more are
toxic for them
- Helicobacter
pylori