corvettapj3029 corvettapj3029

11-11-2017
Biology

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How do we know the oxygen released in photosynthesis comes from water?

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VivaciousLyla VivaciousLyla

13-11-2017

Hello! The answer to your question is: O18 is a heavy isotope that was used as a tracer, and only when the H20 was the source of O18 would the O2 released be labled with the isotope.

I really hope this helped you! c:

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