Across
- 5. adapting to changes in another species
- 8. a trait when new features appear that had not appeared in common ancestors
- 9. a random change in the DNA that can possibly produce a beneficial effect
- 10. study of the distribution of species and ecosystems in an area
- 12. proposed theory of evolution
Down
- 1. disappearance of a species
- 2. group of similar organisms capable of interbreeding
- 3. change in organism over time
- 4. ability of an organism to survive and reproduce in its environment
- 6. a selection when organisms that are better suited to an environment survive
- 7. inherited characteristics that help an organism survive
- 11. genetic information that can be used as evidence of evolution between organisms