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09.12.12 News | Today's News | Past Issues
09.12.12 News
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Today's Video

The Chemistry Of Green: Chlorophyll

Provided by the National Science Foundation & NBC Learn
This Chemistry Now episode explains the basic role of the pigment molecule chlorophyll in photosynthesis, and explains why plants are -- or appear to be -- green: because chlorophyll molecules absorb visible light in all color wavelengths except green, which is reflected back, into our eyes.
Provided by the National Science Foundation & NBC Learn
Runtime: 5:35