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Across
  1. 4. Organism without a membrane-bound nucleus
  2. 8. cell Organism with a membrane-bound nucleus
  3. 10. Organism that is made up of only 1 cell
Down
  1. 1. Organism that cannot make its own food
  2. 2. Organism that is made up of more than one cell
  3. 3. system Groups of organs working together to perform a specific function
  4. 5. Basic unit of life
  5. 6. Groups of tissues working together to perform a specific function
  6. 7. Groups of cells working together to perform a specific function
  7. 9. Organism that can make its own food