title: Identification of the reduced primary electron acceptor of photosystem II as a bound semiquinone anion.
mesh_terms: D002736:Chloroplasts / Q000378:metabolism*; D003624:Darkness; D003840:Deoxycholic Acid; D004579:Electron Transport; D004735:Energy Transfer; D007700:Kinetics; D008027:Light; D009940:Organoids / Q000378:metabolism; D010785:Photophosphorylation; D010944:Plants; D011809:Quinones / Q000378:metabolism*; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet; D013696:Temperature; D013997:Time Factors
chemical_list: D011809:Quinones; D003840:Deoxycholic Acid