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The top documents tagged [tree spring]
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tree spring
Respiration vs. Photosynthesis Photosynthesis and respiration as complementary processes in the living world. Photosynthesis uses the energy of sunlight.
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Photosynthesis The Flow of Energy and Matter. Nobody can really explain photosynthesis I’d like some super smart guy to explain how a little acorn becomes.
216 views
Spring 2012 Discovery Farms Newsletter
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