Natural Selection
Across
- 3. two or more members of the same species living in a habitat
- 5. a trait that is beneficial to an organism and will likely be chosen for natural selection
- 6. organisms of the same species at the same level of a common ancestor
- 9. natural selection usually happens over a very _______ period of time
- 10. an organism gets better used to it's environment
Down
- 1. group of organisms with similar characteristics that are able to reproduce
- 2. the trait that is not chosen and becomes less and less in the population
- 4. a characteristic of an organism
- 7. where organisms best fit for the environment are more likely to survive and reproduce
- 8. the chosen trait that survives and becomes most common