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6. How many hydrogen atoms go into photosynthesise How many come out of photosynthesise
7. How many carbon atoms go into photosynthesis? How many come out of photosynthesis
8. How many oxygen atoms go into photosynthesis? How many come out of photosynthesis?
9. How can photosynthesis be used to produce medicationsa
10. What is photodynamic therapy and how can it be used to treat cancera
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