Across
- 2. biology
- 3. genetics
- 7. biology
- 10. genetics
- 11. genetics
- 12. genetics
- 14. biology
- 15. biology
- 16. genetics
- 18. biology
- 19. genetics
- 21. biology
Down
- 1. genetics
- 4. biology
- 5. biology
- 6. genetics
- 8. genetics
- 9. genetics
- 13. biology
- 17. genetics
- 20. biology