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Unformatted text preview: electrons move further from the nucleus of the atom. The excited (energized) molecule can pass the energy to another molecule or release it in the form of light or heat. Chlorophyll A is the main photosynthetic pigment in all organisms except bacteria. Other pigments called accessory pigments absorb slightly different wavelengths of light. The combination of all of the pigments increases the range of colors that plants can use in photosynthesis. Accessory pigments include chlorophyll b and a group of pigments called carotenoids . They do not participate directly in photosynthetic reactions but are able to pass their energy to chlorophyll a....
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- Fall '10
- Light, Electromagnetic spectrum, Photosynthetic pigments, 470 nm, 700 nm