Photosynthesis Aerobic respiration Chloroplast CHOH Mitochondrion C02+H20—→ C02+H20 n 0 OH 2 Carbohydrate ATP (contains high energy electrons) NADPH 图图■■圆■ NADH ADP NADP+ > NAD+ 02 02 chemical energy (ATP) Sun Light energy H20 e- (contains low energy electrons) e e e e eeeeee e- e e e Figure 6.4 An overview of the energetics of photosynthesis and aerobic respiration