Across
- 1. Transport blood throughout the body
- 3. Consists of muscles enabling movement
- 5. Breakdown and absorption of food and nutrients
- 9. Removes waste from the body
- 10. Allows organisms to reproduce and make offsprings
- 12. System of organization or arrangement based on importance
- 13. Regulates body activities by hormones
Down
- 2. Fight foreign invaders in the body
- 4. Involves bones for support and protection
- 6. Two or more things having action with each other
- 7. Takes in oxygen and release carbon dioxide
- 8. An arranged group with the same particular goal
- 11. Process to maintain internal stability