For each example, state what type of metabolism (aerobic chemoheterotroph, alter
ID: 208371 • Letter: F
Question
For each example, state what type of metabolism (aerobic chemoheterotroph, alternative electron acceptor, fermentation or chemoautotroph), what pathways are involved (glycolysis, citric acid cycle, electron transport, and/or fermentation pathway), what mechanism is used to produce ATP (Substrate-level phosphorylation and/or oxidative phosphorylation), what type of carbon source (heterotroph or autotroph) and gaseous requirement (aerobic or anaerobic is used by the following bacteria.
Bacteria
Metabolism
Pathways
ATP production
Carbon source
Gaseous requirement
Iron-reducing bacteria
growing by reducing iron
Iron-oxidizing bacteria
Lactic acid bacteria producing lactic acid
E. coli – growing aerobically
E. coli – growing by nitrate reduction
E. coli producing ethanol
Bacteria
Metabolism
Pathways
ATP production
Carbon source
Gaseous requirement
Iron-reducing bacteria
growing by reducing iron
Iron-oxidizing bacteria
Lactic acid bacteria producing lactic acid
E. coli – growing aerobically
E. coli – growing by nitrate reduction
E. coli producing ethanol
Explanation / Answer
Bacteria
Metabolism
Pathways
ATP production
Carbon source
Gaseous requirement
Iron-reducing bacteria
growing by reducing iron
Chemoautotrophs
Alternative electron transport
Oxidative phosphorylation
autotroph
anaerobic
Iron-oxidizing bacteria
Chemoautotrophs
Alternative electron transport
Oxidative phosphorylation
autotroph
anaerobic
Lactic acid bacteria producing lactic acid
Heterotrophs
Fermentation
Glycolysis
Heterotrophs
anaerobic
E. coli – growing aerobically
Heterotrophs
citric acid cycle
Substrate level phosphorylation
Heterotrophs
anaerobic
E. coli – growing by nitrate reduction
Chemoautotrophs
citric acid cycle
Substrate level phosphorylation
Heteroptrophs
anaerobic
E. coli producing ethanol
Heterotrophs
Fermentation
Glycolysis
Heterotrophs
aerobically
Bacteria
Metabolism
Pathways
ATP production
Carbon source
Gaseous requirement
Iron-reducing bacteria
growing by reducing iron
Chemoautotrophs
Alternative electron transport
Oxidative phosphorylation
autotroph
anaerobic
Iron-oxidizing bacteria
Chemoautotrophs
Alternative electron transport
Oxidative phosphorylation
autotroph
anaerobic
Lactic acid bacteria producing lactic acid
Heterotrophs
Fermentation
Glycolysis
Heterotrophs
anaerobic
E. coli – growing aerobically
Heterotrophs
citric acid cycle
Substrate level phosphorylation
Heterotrophs
anaerobic
E. coli – growing by nitrate reduction
Chemoautotrophs
citric acid cycle
Substrate level phosphorylation
Heteroptrophs
anaerobic
E. coli producing ethanol
Heterotrophs
Fermentation
Glycolysis
Heterotrophs
aerobically
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