Across
- 3. The smallest unit of life
- 6. The branch of science dealing with heredity
- 8. Government by the people
- 9. The ability to adjust or change to suit new conditions
- 10. A system of ideas forming a theory
Down
- 1. A long speech by one person
- 2. A sudden, violent shaking of the ground
- 4. Study of ancient societies through remains
- 5. The bending of light as it passes through a medium
- 7. The natural home of an organism