Across
- 2. - gland
- 4. - house
- 7. - thread
- 8. - without
- 10. - away
- 11. - blood
- 14. - peculiar
- 17. - on
- 19. - green
- 20. - build
- 21. - red
Down
- 1. - good
- 2. - enzyme
- 3. - out
- 5. - blue
- 6. - double
- 8. - white
- 9. - life
- 12. - song
- 13. - air
- 15. - bad
- 16. - intestine
- 18. - not
- 19. - cell
- 22. - earth