title: Photosynthetic bacteria.
mesh_terms: D001419:Bacteria / Q000302:isolation & purification / Q000378:metabolism*; D002338:Carotenoids; D002734:Chlorophyll; D004463:Ecology; D008027:Light; D010788:Photosynthesis; D014871:Water Microbiology
chemical_list: D002734:Chlorophyll; D002338:Carotenoids