Asked by Madison
The question I am having trouble with is:
Scientists originally were uncertain whether the oxygen gas produced during photosynthesis came from CO2, H2O, or from both. How could radioisotope tracers be used to settle that question?
Scientists originally were uncertain whether the oxygen gas produced during photosynthesis came from CO2, H2O, or from both. How could radioisotope tracers be used to settle that question?
Answers
Answered by
DrBob222
6CO2 + 6H2O ==> C6H12O6 + 6O2
Make O in CO2 radioactive; see where the radioactive O is at the end.
Make O in H2O radioactive; see where the radioactive O is at the end.
Make O in CO2 radioactive; see where the radioactive O is at the end.
Make O in H2O radioactive; see where the radioactive O is at the end.
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