Catabolism

Anabolism

electron acceptor

electron donor (energy source)

Fermentation

substrate-level phosphorylation

respiration

oxidative phosphorylation

proton motive force

chemoorganotroph

chemolithotrophs

phototrophs

electron tower

reduction potentials

redox couples

Key principle of redox reactions

ΔE0ʹ

Conversion of potential difference to free energy

How do bacteria store the energy they get from redox reactions?

NAD+ and FAD

¯\_(ツ)_/¯ for metabolism

glucose --> CO2
O2 --> H2O

light and acetate come in to organism
H2S --> S0

acetate --> CO2
O2 --> H2O