In the first stage, the energized electrons from chlorophyll are used to create two vital energy--carrying molecules: ATP (adenosine triphosphate) and NADPH (nicotinamide adenine dinucleotide phosphate).

在第一阶段，来自叶绿素的激发电子被用来产生两种携带生命能量的分子：ATP（三磷酸腺苷）和NADPH（烟酰胺腺嘌呤二核苷酸磷酸）。