Across
- 1. interactions between organisms & environment
- 5. community plus its physical environment
- 7. all members of one species in one area
- 8. study of structure and function of cells
- 9. thin layer of life that encircles the earth
- 10. any living thing
Down
- 2. populations in an area at the same time
- 3. study of heredity
- 4. passing of genetic information to offspring
- 6. Study of living organisms
- 8. basic unit of all living things