Question

For the standard redox potentials below, match each reactionwith its standard reduction potential, using only your knowledge ofthe electron transport chain.

Half Reactions StandardReduction Potential

NAD⁺ + 2H⁺?NADH 0.35

Cytochrome a₃ (Fe³⁺) ? Cytochromea₃ (Fe^{2+) 0.15}

Rieske protein (oxidized) ? Rieske protein (reduced) -.32

Cytochrome c (oxidized) ? Cytochrome c(reduced) 0.29

FMN (oxidized) ? FMNH₂(reduced) -0.30

UQ ?UQH₂ 0.816

1/2O₂ +2H⁺ ?H₂O 0.22

Cytochrome c₁ (Fe³⁺) Cytochromec₁(Fe²⁺) 0.10

Cytochrome a (Fe³⁺) Cytochrome(Fe²⁺) 0.25