Body systems

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Across
  1. 3. Simple sugar, in our food
  2. 5. Organism made of one cell
  3. 7. Important molecules that cells use for energy//building materials
  4. 8. System that breaks food down, absorbs it, and eliminates waste
Down
  1. 1. Organism made of multiple cells
  2. 2. System that gets oxygen from the air and gets rid of carbon dioxide
  3. 4. Instructions that make an organism unique
  4. 6. Smallest living part of an organism