Human Body Systems

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Across
  1. 2. a group of tissues that work together
  2. 6. a group of atoms that work together
  3. 8. organism: an organism that contains only one cell
  4. 9. organism: an organism that is made up of more than one cell
  5. 10. a group of cells that work together
Down
  1. 1. a group of organ systems that work together
  2. 3. a group of molecules that work together
  3. 4. the smallest level of organization
  4. 5. a system used to organize objects based on rank or size
  5. 7. System: a group of organs that work together
  6. 9. when one cell splits into two cells