Natural Selection
Across
- 6. everything (living and nonliving) that surrounds an organism
- 8. a trait that makes it less likely that an individual will survive in a specific
- 9. living things, such as plants, animals, and bacteria
- 11. a random change to a gene that sometimes results in a new trait
- 12. a characteristic that all members of a species have
- 13. the number of individuals with each trait in a population
- 14. a way of hiding by looking the same as the background
- 16. a group of organisms of the same kind that do not reproduce with organisms from any other group
- 17. a related organism from a previous generation
Down
- 1. a group of the same type of organism living in the same area
- 2. a trait that makes it more likely that an individual will survive in a specific environment
- 3. a long piece of DNA that contains many genes
- 4. an idea about what might happen that is based on what you already know
- 5. to stay alive
- 7. a group of individuals born and living at about the same time
- 8. the process by which the distribution of traits in a population changes over many
- 10. a graph that uses bars to show how characteristics or values are distributed within a group
- 15. an organism produced as a result of reproduction