Across
- 6. traits after common ancestor
- 7. study of structure of organisms
- 9. related because of this
- 10. study of
- 11. similar structures
- 14. usage of molecules
- 15. look similar but distantly related
Down
- 1. shows evolutionary history
- 2. study of development of embryos
- 3. preserved remains
- 4. branching diagram,shows evolution
- 5. useless structures
- 8. same function but different origin
- 12. closely related but not grouped
- 13. all related because of a cell