Uranium- lead which is the oldest & one of the most <span>refined of the </span>radiometric dating<span> schemes</span>
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It would be C. Digestive.
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O2) is given off as a by-product of photosynthesis. The chemical equation for the process of photosynthesis is: 6CO2<span> + 6H</span>20 + light C6H12O6<span> + 6O</span><span>2 an factually that is the answer
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Gathers simple molecules to make larger ones