title: The inevitability of C4 photosynthesis.
abstract: Elements of C4 photosynthesis-a complex adaptation that increases photosynthetic efficiency-may have evolved first to correct an intercellular nitrogen imbalance, and only later evolved a central role in carbon fixation.
authors: Erika J Edwards is at Brown University, Providence, United States erika_edwards@brown.edu.
authors: Erika J
authors: EJ
authors: Edwards
mesh_terms: D005075:Biological Evolution; D057486:Carbon Cycle; D002245:Carbon Dioxide / Q000378:metabolism; D037142:Flaveria / Q000378:metabolism; D009584:Nitrogen / Q000378:metabolism; D010788:Photosynthesis; D010944:Plants / Q000378:metabolism; D012273:Ribulose-Bisphosphate Carboxylase / Q000378:metabolism
chemical_list: D002245:Carbon Dioxide; D012273:Ribulose-Bisphosphate Carboxylase; D009584:Nitrogen
keywords: C4 photosynthesis; Flaveria; evolution; plant evolution