KnowraC3 carbon fixationLinked fromLinked fromThe 13 pages that link to C3 carbon fixation, each with the reason it gives.All 13Broader topic 5Related 4Narrower topic 1Compared with 3ChloroplastRelated: Most plant chloroplasts use this pathway, whose efficiency falls when photorespiration increases.StomataRelated: Stomatal carbon dioxide supply limits this pathway, especially during drought.PoaceaeRelated: Many grasses use this pathway, while other grass lineages evolved C4 photosynthesis.Mesophyll cellsRelated: Most mesophyll cells fix carbon through this pathway, which is vulnerable to photorespiration.