Across
- 2. Differences in genes between individuals
- 5. Specialized structure inside a cell
- 8. When a species no longer exists
- 9. Study of early development of organisms
- 10. Maximum population environment can support
- 13. Smallest unit of life
- 15. Variety of life in an area
- 16. Earlier species shared by others
- 18. Living part of an ecosystem
- 20. Collection of fossils showing history of life
- 22. Organisms better adapted survive and reproduce
- 24. Group of organisms that reproduce together
- 25. Network of interconnected food chains
- 26. Molecule carrying genetic information
- 27. Characteristic of an organism
- 28. Change in species over time
Down
- 1. Segment of DNA that codes for a trait
- 3. Community of organisms interacting with environment
- 4. Comparing body structures of organisms
- 6. Nonliving part of an ecosystem
- 7. Members of same species in one area
- 11. Passing traits from parents to offspring
- 12. Preserved remains of ancient organisms
- 14. Change in DNA sequence
- 17. Place where an organism lives
- 19. Cell structure containing DNA
- 21. Structure containing DNA
- 23. Trait helping survival in environment