Across
- 5. The scientist that stated that creatures evolved through acquired traits, made an invalid claim.
- 7. Rock that has formed through the deposition and solidification of sediment
- 8. The termination of a kind of organism or of a group of kinds (taxon), usually a species.
- 9. A fossil of a footprint, trail, burrow, or other traces of an animal rather than of the animal itself.
- 10. An individual that possesses characteristics different from the others of the same kind.
- 13. Each generation has more offspring than can be supported by the environment.
- 14. The scientist that believed that creatures evolved through inherited traits, made a valid claim.
- 15. The ability to survive to reproductive age, find a mate, and produce offspring.
- 16. The preserved remains or impressions of a living organism such as a plant, animal, or insect.
Down
- 1. The number of organisms of the same species that live in a particular geographic area at the same time, with the capability of interbreeding.
- 2. Any change in the structure or behavior of a species which helps it to become better fitted to survive and reproduce in its environment.
- 3. The process where organisms with favorable traits are more likely to reproduce.
- 4. The change in the characteristics of a species over several generations and relies on the process of natural selection.
- 6. When a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene.
- 11. A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
- 12. Fossils of bones, teeth, and shells.