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Across
  1. 2. They absorb wavelengths of light different from those absorbed by chlorophyll.
  2. 5. An electron carrier that provides the high energy electrons needed to make carbon-hydrogen bonds in the third stage of photosynthesis.
  3. 6. the primary pigment involved in photosynthesis.
  4. 10. Organisms that use energy from sunlight or from chemical bonds in inorganic substances.
Down
  1. 1. A metabolic process similar to burning fuel.
  2. 3. an enzyme-assisted anaerobic process that breaks down one six-carbon molecule of glucose of two three-carbon pyruvate ions.
  3. 4. the process by which light energy is converted to chemical energy.
  4. 7. Organisms that must get energy from food instead of directly from sunlight and inorganic substance.
  5. 8. Absorbs only certain wavelengths and reflex all the others.
  6. 9. the transfer of carbon dioxide to organic compounds.