30 second science
30 second science
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Chapter 22 Evolution and Our Heritage
MVCC Bio 104 Lecture notes for Evolution and Human Evolution
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Відео

30 second science: Why do leaves change color in the fall?0:4030 second science: Why do leaves change color in the fall?
30 second science: Why do leaves change color in the fall?
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This is a 30 second video explaining why leaves change color in the fall.
30 second science: Eutrophication0:3530 second science: Eutrophication
30 second science: Eutrophication
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Quick explanation about eutrophication describing some causes and effects.