1) during glycolysis what is the source of the chemical energy that is captured in atp? a. the chemical bonds in pyruvic acid b. the chemical bods in glucose c. the nuclei of atoms in glucose d. high energy electrons in the cytoplasm 2) what best describes the role of molecular oxygen in aerobic respiration? a. it accepts electrons when reacting to form water. b. it cobines with carbon and hydrogen to form glucose c. it is released when glucose breaks apart. d. it reacts to form carbon dioxide and water