carbohydrates

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Across
  1. 5. the green pigment
  2. 6. formed when plants combine single glucose unit into more complicated chemical structures
  3. 7. nutrient that is a person's main source of energy
  4. 10. carbohydrates with complicated structures
  5. 11. substance used in place of sugar to sweeten foods yet add few or no calories
  6. 12. sugars extracted from plants and used to sweeten food
  7. 13. simple carbohydrates chemically formed from plants
Down
  1. 1. sugars formed from from simple one- and two- unit structure
  2. 2. complicated chemical arrangements that plants form by combining single glucose units to build starches
  3. 3. the chemical process that makes carbohydrates
  4. 4. plant materials that are eaten but can't be digested by human enzymes
  5. 8. formed when two monosaccharides combine chemically
  6. 9. sugars with single-unit chemical structures