Across
- 4. having shared characteristics or properties
- 7. repeating arrangement that can be detected
- 8. preserved remains of once living organisms
- 9. unit of heredity that contains DNA
- 10. arrangement of parts to form a whole
- 12. same or similar
- 13. structure of living things
- 15. unborn or unhatched offspring
- 16. changes in traits that enable species to survive
Down
- 1. gradual change in organisms over time
- 2. most specific group of organisms, have offpsring that can also reproduce
- 3. geographical location of life
- 5. family member descended from
- 6. links between ancestors and descendents
- 11. species evolve and adapt from original ancestor
- 14. molecule that carries genetic instructions