Jericho p4a
Across
- 2. what system works with the bones
- 4. allows exchange of gases
- 7. what protects heart
- 8. what protect brain
- 9. what system control all body function
- 10. what is a collection of cells
Down
- 1. what system breaks down food
- 3. what system transport blood around the body
- 5. what type of bone is made of 33 bones
- 6. what is the smallest unit of life