Across
- 3. a similar species that the same
- 4. body structure anatomy
- 6. ancestor of something
- 8. structures that used to serve a function in our ancestor
- 9. structures body parts that seem the same but are not from the same ancestor
- 11. wont change
Down
- 1. catastrophe event
- 2. evidence more DNA in common means they are related
- 3. a transformation
- 5. selection better adapted to the environment's
- 7. Geography Distribution
- 10. a bone of something fossils