4. Biological Oxidation-Reduction Reactions

The Flow of Electrons Can Do Biological Work

Oxidation-Reductions Can Be Described as Half-Reactions

Biological Oxidations Often Involve Dehydrogenation

Reduction Potentials Measure Affinity for Electrons

Standard Reduction Potentials Can Be Used to Calculate Free-Energy Change

A Few Types of Coenzymes and Proteins Serve as Universal Electron Carriers

NAD Has Important Functions in Addition to Electron Transfer

Flavin Nucleotides Are Tightly Bound in Flavoproteins