Across
- 2. The bones
- 4. Groups of cells create this
- 6. The body's messaging center
- 8. Helps break down food
- 10. Groups of tissue create these
Down
- 1. This system makes movement possible
- 3. the blood cycle in the body
- 5. Heart and lungs are in this system
- 7. Smallest living organism
- 9. Kidneys are part of this system