Across
- 1. encourage
- 4. unjust treatment
- 6. stoppage
- 8. the ability of the body to protect against disease-causing organisms
- 11. compliance
- 15. to build up
- 16. lowest
- 17. effective and useful
- 20. at risk of extinction
- 21. advantages
- 22. views, features
Down
- 2. beginning, start
- 3. main, strongest
- 5. religious groups
- 7. no longer in existence
- 9. renewal, change, transformation
- 10. smaller group
- 12. escape
- 13. reproduce
- 14. sanitary
- 18. lets
- 19. prejudice, unfair