Question

What is the significance of photorespiration?

03 Feb 2026
Answer :
Word Count : 243
Photorespiration is a metabolic pathway in plants that occurs when the enzyme RuBisCO fixes oxygen instead of carbon dioxide during the Calvin cycle, leading to the production of a two-carbon compound, phosphoglycolate, instead of the usual three-carbon compound, 3-phosphoglycerate. This process typically occurs under conditions of high oxygen concentrations and low carbon dioxide levels, such as in hot, dry environments where stomata are
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