Across
- 5. newly evolved traits
- 7. measures the relitive contribtuoin and animal will have to the next generation
- 8. organism with the traits to survive produce offspring
- 11. reduced forms of functional structures
- 12. changes to an organisms over time
- 13. allows organism to become almost invisible
Down
- 1. similar structures inherited by common ancestors
- 2. study of the distribution of plants and animals
- 3. breeding offspring to get desired traits
- 4. more primitive features like teeth
- 6. species evolves to resemble another organism
- 9. and early pre-birth stage of an organisms development
- 10. traits that look similar but do not come from common ancestor