BIOCHEM 420 Lecture Notes - Lecture 12: Reduction Potential, Endergonic Reaction, Exergonic Process

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3. 4 (skip free energy and concentration gradients: a close look at diffusion through a membrane ), 11. 2, 11. 4 (skip energy yields, respiratory quotients, and reducing equivalents and metabolite concentrations and solvent capacity and other high energy nucleotides and adenylate energy charge : explain why cells couple reactions. (sec. 3. 4: define phosphoryl group transfer potential and standard reduction potential. (sec. 3. 4: explain what happens in an oxidation/reduction (redox) reaction. (sec. 3. 4: explain why a degradative pathway of a product cannot be the exact opposite of the biosynthetic pathway that makes the product. (sec. 11. 2: explain why biological oxidation releases free energy in a series of small reactions rather than all at once in a single reaction. (sec. A series of connected reactions that increase efficiency of energy transfer (release/use) Allow more points of regulation: important for conservation of energy and resources.