Question

T/F
1. All enzymes require metallic cations to achieve full catalytic activity
2. A given cell tends to maintain relatively constant internal concentrations of ions, enzymes and metabolites
3. Metabolic pathways have easily distinguished starting and stopping points
4. Most metabolic pathways occur continuously at a fixed rate
5. Reactions of metabolic pathways are in a state of equilibrium and have a ^G equal to 0