Natural selection
Across
- 4. an event or process that leads.
- 5. a trait that makes it more likely that an individual will survive in a specific environment.
- 6. a characteristic that all members of a species have.
- 8. a way of hiding by looking the same as the background.
- 10. a long piece of DNA that contains many genes.
Down
- 1. everything (living and non-living) that surrounds an organism.
- 2. a type of molecule that genes and chromosomes are made of.
- 3. the number of individuals with each trait in a population.
- 7. a result or change that happens because of an event or process.
- 9. a related organism from a previous generation.