Across
- 2. Processing center
- 5. Physical and chemical breakdown of food to create nutrients
- 8. create offspring
- 9. regulation of temperature
- 11. circulation of blood
Down
- 1. Gas exchange between internal and external
- 3. Support and protection
- 4. extraction of wastes from body
- 6. Produces hormones
- 7. Fight infection
- 10. Movment