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Why does photosynthesis require light to occur? a. Cellular respiration produces light b. Light adds energy and photosynthesis is endothermic c. Light adds energy and photosynthesis is exothermic d. Photosynthesis
asked
Apr 26, 2017
Biology
middle-school
2
answers
1
vote
29.1k
views
Mi hermana ___________ muy alta.
asked
Feb 20, 2017
Spanish
high-school
2
answers
2
votes
58.5k
views
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