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Articles in Science (1)
What Is Photosynthesis?
Photosynthesis is the process plants use to turn sunlight, water and carbon dioxide into food and oxygen. Here is how it works, step by step.
Frequently asked questions
Do plants perform photosynthesis at night?
No. The light-dependent reactions need light, so photosynthesis effectively stops in darkness. At night, plants rely on respiration — breaking down stored sugars for energy — just as animals do around the clock.