1. How are the fluxes in metabolic pathways established and/or maintained?
2. What are the characteristics of reactions at the control points of metabolic pathways?
3. Most pathways operate reversible under physiological conditions.
4. What are the enzymes catalyzing covalent modification of proteins through phosphorylation?
5. Which coenzyme is required for enzymatic transfer of hydride anion in dehydrogenation reaction?