Enzymes
The proteolysis rate enhancement by chymotrypsin (~1010 folds) corresponds to a reduction in activation energy of about

58 kJ/mol
49 kJ/mol
40 kJ/mol
88 kJ/mol

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Enzymes
Enzyme-driven metabolic pathways can be made more efficient by

concentrating enzymes within specific cellular compartments
All of these
grouping enzymes into free-floating, multienzyme complexes
fixing enzymes into membranes so that they are adjacent to each other

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