Across
- 3. A group of the same species all living in the same area
- 5. A trait that makes it easier to survive in a environment
- 7. A specific characteristic of an organism
- 9. _____ and effect
- 11. A change to a gene that can results in a new trait
- 13. A guess about what has happened or will happen
Down
- 1. A large molecule that does important things inside organisms
- 2. A difference in traits between organisms
- 4. Survival of the fittest
- 6. A group of organisms living in the same range of time
- 8. Cause and ______
- 10. Everything around an individual organisms
- 12. Instructions for making a protein molecule