photorespiration

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noun pho·to·res·pi·ra·tion \ˌfō-tō-ˌre-spə-ˈrā-shən\

Definition of photorespiration

  1. :  a light-dependent process in some plants resulting in the oxidation of glycolic acid and release of carbon dioxide that under some environmental conditions (such as high temperature) tends to inhibit photosynthesis

First Known Use of photorespiration

1945


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