Shirao, MasayoshiKuroki, ShuKaneko, KaoruKinjo, YurikoTsuyama, MichitoForster, BrittaTakahashi, ShunichiBadger, Murray2015-12-130032-0781http://hdl.handle.net/1885/73334Oxygen plays an important role in photosynthesis by participating in a number of O2-consuming reactions. O2 inhibits CO 2 fixation by stimulating photorespiration, thus reducing plant production. O2 interacts with photosynthetic electron transport in theKeywords: Angiosperms; Electron flow; Gymnosperms; Mehler reaction; PhotosynthesisGymnosperms have increased capacity for electron leakage to oxygen (Mehler and PTOX reactions) in photosynthesis compared with angiosperms201310.1093/pcp/pct0662016-02-24