Across
- 3. when 2 species evolve into 2 very similar species
- 5. when 2 species directly impact one anothers evolution
- 6. body parts with similar functions but different sources
- 7. 2 related body parts in different species
- 11. useless body structures leftover fro evolution
- 13. rapid divergent evolution of a species
- 15. large scale evolution
- 17. classification of organism
- 18. less fit organisms die off, more fit organisms thrive
- 19. crucial family of genes that act as master controllers
- 20. system of nomenclature using 2 terms to denote a species
Down
- 1. organelles originated as bacteria that is engulfed by a cell
- 2. a new trait
- 4. small scale evolution
- 8. single cell organism formed at conception
- 9. study of embryoess
- 10. comprehensive collection of all disocvered fossils
- 12. when all members of a species are dead
- 14. tool in evolutionary biologys used to estimate time
- 16. branching diagram used to sort ancestors based on traits