Across
- 5. cytoplasm
- 7. carbondioxide
- 8. microscope
- 10. cell membrane
- 13. airsacs
- 16. right ventricle
- 17. valves
- 18. vein
- 19. right atrium
- 21. capillaries
- 22. cell wall
- 24. oxygenated
- 25. nerve cell
- 27. sperm cell
Down
- 1. chloroplasts
- 2. root hair cell
- 3. red blood cell
- 4. diabetes
- 6. oxygen
- 9. nucleus
- 11. left ventricle
- 12. bronchus
- 13. artery
- 14. deoxygenated
- 15. stethoscope
- 20. vacuole
- 23. left atrium
- 26. lungs