Across
- 4. species are related and gradually change over time
- 5. the change in the characteristics of a species over several generations
- 7. a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
- 9. the process through which populations of living organisms adapt and change
- 11. darwin's______of evolution by natural selection
- 12. charles_____theory of evolution by natural selection
Down
- 1. process of changing to better
- 2. organisms use to blend in with their surroundings
- 3. process by which genetic information is passed on from parent to child
- 6. creator of theory of evolution
- 8. the action or process of mutating
- 10. differences between individuals within a species