title: The active chlorophyll-a-II in light reaction II of photosynthesis.
mesh_terms: D002734:Chlorophyll / Q000032:analysis*; D002736:Chloroplasts / Q000378:metabolism*; D004579:Electron Transport; D009249:NADP; D010788:Photosynthesis; D011809:Quinones; D013057:Spectrum Analysis
chemical_list: D011809:Quinones; D002734:Chlorophyll; D009249:NADP