Across
- 4. Takes in oxygen and releases carbon dioxide
- 5. Makes its own food
- 9. An organism that only has one cell
- 10. Supports the body
- 11. Breaks down materials
- 12. Needs two parents to reproduce
Down
- 1. An organism that has many cell
- 2. Has no nucleus
- 3. Transports nutrients through the body
- 6. Needs to eat other organisms to survive
- 7. Has a nucleus
- 8. Needs one parent to reproduce