title: Triplet states and photosynthesis.
mesh_terms: D001419:Bacteria; D002338:Carotenoids; D002734:Chlorophyll; D004578:Electron Spin Resonance Spectroscopy; D005415:Flavins; D010788:Photosynthesis; D010944:Plants; D011166:Porphyrins
chemical_list: D005415:Flavins; D011166:Porphyrins; D002734:Chlorophyll; D002338:Carotenoids