
Nature & Biology
Why Do Leaves Change Color in Autumn?
Leaves change color because trees break down green chlorophyll in autumn, revealing yellow and orange pigments and sometimes producing red pigments.
leavesautumn
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BOTANY
Why Are Leaves Green?
leaveschlorophyll
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Why Do Plants Need Water?
plantswater
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BOTANY
Why Do Plants Produce Oxygen?
plantsoxygen
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