Across
- 4. Development, growth
- 7. In, without
- 8. Head
- 10. No, not, without
- 11. Chest
- 13. Cell
- 17. Elbow
- 18. Control, maintenance
- 19. Outside
- 20. Within, in
- 21. Cell
Down
- 1. Above,on
- 2. Tissue
- 3. Cheek
- 5. Sameness
- 6. Gland
- 9. Without,not
- 12. Any disease of a gland
- 14. The study of the structure
- 15. Secrete
- 16. Study of