1. the sum of the chemical reactions that occur inside body cells is collectively referred to as: a. digestion b. absorption c. metabolism d. hydrolysis 2. glycolysis is the metabolic pathway that: a. splits glucose into two molecules of pyruvate. b. generates glucose from glucogenic amino acids. c. synthesizes glycogen d. creates glucose molecules from glycogen. 3. a factor that promotes maximum production of atp in cellular metabolism is the presence of: a. oxygen b. carbon c. nitrogen d. chromium 4. when needed for a source of energy, fatty acids are broken down and become: a. pyruvate. b. acetyl coa. c. glucose. d. chylomicrons. 5. the first step in using amino acids to make atp is: a. deamination. b. transamination. c. glycolysis. d. anabolism.