1-Define Energy. 2- What is Potential energy? 3- What is Kinetic energy? 4-Define Metabolism and name the two main types of metabolism. 5-Define an Enzyme and name the most important classes of Enzymes. 6- Name the three Metabolic Pathways. 7-What is Aerobic cellular respiration? 8-What is Anaerobic respiration? 9- Define Fermentation. 10.Name the final Products of Anaerobic Respiration. 1. - What is the main function of enzymes in our body? 2. - Please name the 6 types of enzymes: 3. - What is Energy of Activation, for the enzymes? 4. - Factors that affect enzyme activity include: 5. - What is a cofactor: .