Across
- 4. Moving things from one place to another
- 6. Similar cells grouped together
- 7. The system of the body containing the heart and blood vessels
- 10. The smallest living units of the body
- 11. This organ pumps the blood through the blood vessels
- 12. The ability to do work
- 13. Scientist who studies the body
Down
- 1. A vessel of the heart
- 2. Something you throw away
- 3. Similar tissues grouped together
- 5. Groups of organs performing similar tasks
- 8. Another vessel of the heart
- 9. The fluid that carries nutrients through throughout the body