General Science Crossword

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Across
  1. 2. chemical substance composed of many identical molecules
  2. 6. a type of sugar you get from foods you eat, and your body uses it for energy.
  3. 7. molecules that combine to form proteins
  4. 10. are sugar molecules
  5. 11. green plants and some other organisms use sunlight to synthesize foods
Down
  1. 1. any of a class of organic compounds that are fatty acids
  2. 3. DNA
  3. 4. any of a class of sugars whose molecules contain two monosaccharide residues
  4. 5. photosynthetic carbon reduction cycle of photosynthesis
  5. 8. a group of atoms bonded together
  6. 9. the basic unit of a chemical element.