Across
- 5. similar structures, function in similar environments
- 9. when populations change over time
- 10. similar anatomy from common ancestors
Down
- 1. study of similar organs even though they differ in function
- 2. similar DNA and amino acid sequences
- 3. Distantly related species can resemble one another
- 4. staph
- 6. similar early development
- 7. organs with little to no use
- 8. group of organisms