Across
- 3. the study of the heart
- 5. the study of bugs
- 9. the study of codes
- 10. the study of ethics
- 13. the study of the processes of physical illness
- 14. the study of earth
- 16. the study of word origins
- 17. The study of matter and energy
- 18. the study of the eye
- 19. the study of past human activity
Down
- 1. The study of the brain
- 2. The study of Life
- 3. the study of cells
- 4. the study of human movement
- 6. the study of mental functions and behavior
- 7. the study of humans
- 8. The study of the end of time
- 11. the study of how sickness spreads
- 12. study of plants
- 15. this is the study of animals in their environment
- 20. The study of chemical structures and formulas