Across
- 3. Any difference between individuals of the same species
- 4. The passing of physical characteristics from parent to offspring
- 6. Small changes that add up to major changes over time
- 8. The change in living things over time
- 11. The different forms of a gene
- 14. A type of organism that no longer exists and will never come back again
Down
- 1. A solid copy of the shape of an organism
- 2. The Preserved Remains or traces of living things
- 5. An Extremely thin coating of carbon on rock
- 7. The Guy that created the theory of evolution
- 9. A group of similar organisms that can mate with each other and have fertile offspring
- 10. A specific Characteristic
- 11. A trait that increases an organism's ability to survive and reproduce
- 12. An organism that has the same form of a trait as all of the previous generations
- 13. The scientific study of heredity