<Dd> <Dl> <Dd> carbon dioxide + water + sunlight → glucose + dioxygen </Dd> </Dl> </Dd> <Dl> <Dd> carbon dioxide + water + sunlight → glucose + dioxygen </Dd> </Dl> <Dd> carbon dioxide + water + sunlight → glucose + dioxygen </Dd> <P> Photolytic oxygen evolution occurs in the thylakoid membranes of photosynthetic organisms and requires the energy of four photons . Many steps are involved, but the result is the formation of a proton gradient across the thylakoid membrane, which is used to synthesize adenosine triphosphate (ATP) via photophosphorylation . The O 2 remaining (after production of the water molecule) is released into the atmosphere . </P>

What occurs when rock is exposed to oxygen elements in the air