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Mechanism linked ATP synthesis in plants during respiration

Answer» In\xa0plants,\xa0ATP\xa0synthase is also present in chloroplasts (CF1FO-ATP\xa0synthase). The enzyme is integrated into thylakoid membrane; the CF1-part sticks into stroma, where dark reactions of photosynthesis (also called the light-independent reactions or the Calvin cycle) and\xa0ATP synthesis take place. The\xa0mechanism\xa0of\xa0ATP synthesis\xa0appears to be as follows.\xa0During\xa0the transfer of hydrogen atoms from FMNH2\xa0or FADH2\xa0to oxygen, protons (H+\xa0ions) are pumped across the crista from the inside of the mitochondrion to the outside. ... Attached to the crista is a complex enzyme (ATP\xa0synthetase) that binds\xa0ATP, ADP, and Pi.


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