Levels of Organization in Organisms

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Across
  1. 1. the job or role that a structure or system performs
  2. 4. the organ system that takes in oxygen and releases carbon dioxide
  3. 5. the organ system that breaks down food into essential nutrients
  4. 10. made up of a single cell that performs all functions needed for life
  5. 12. made up of more than one cell with specialized functions
  6. 13. a group of organs that work together to perform body functions
  7. 15. the organ system that delivers blood and nutrients and removes waste in the body
  8. 16. a plant tissue that transports water and nutrients throughout the plant
Down
  1. 2. the organ system that controls body movement and communication between the brain and the environment
  2. 3. a living thing made up of one or more cells that can perform all the processes needed for life
  3. 6. the organ system that removes liquid wastes from the body
  4. 7. a structure made up of different types of tissues working together to perform a specific function
  5. 8. the organ system that supports the body, protects organs, and allows movement
  6. 9. specialized muscle tissue found in the heart that contracts to pump blood
  7. 11. the organ system that moves bones, the heart, and food through the digestive system
  8. 14. a group of similar cells that are organized to perform a specific function