Across
- 4. Basic unit of matter
- 7. The smallest functional unit of life
- 8. Process by which organisms keep internal conditions stable
- 10. All ecosystems on Earth
- 11. Study of animals
Down
- 1. Study of plants
- 2. Father of Genetics
- 3. Published "Origin of Species"
- 5. Tool used to see tiny organisms
- 6. Chemical reactions in organisms
- 8. Discovered blood circulation
- 9. Reproduction involving two parents
- 10. Group of ecosystems with similar climate