Biology Terms

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Across
  1. 1. controls what goes in and out of the cell
  2. 2. collection os tissues
  3. 8. holds organelles in place
  4. 9. storage unit of the cell
  5. 10. system that breaks down food
  6. 11. system that fights disease
  7. 13. Multicellular organism
Down
  1. 1. powerhouse of the cell
  2. 3. tiny cell structures
  3. 4. contains dna
  4. 5. single called organism with no nucleus
  5. 6. system where oxygen is brought into the body
  6. 7. collection of cells
  7. 8. smallest unit of an organism
  8. 12. system that includes the brain