Across
- 3. the process whereby organisms better adapted to their environment tend to survive and produce more offspring
- 5. a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information
- 9. a permanent change in the DNA sequence that makes up a gene
- 10. failing to serve an adjustive purpose
Down
- 1. a change which is a result or consequence of an action or other cause
- 2. was an English naturalist, geologist and biologist, widely known for his contributions to evolutionary biology
- 4. a characteristic or feature of an organism that enhances its survival or reproductive success in a particular environment
- 6. a person or thing that gives rise to an action, phenomenon, or condition
- 7. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring
- 8. a distinctive attribute or aspect of something