Across
- 4. trait that makes it likely an individual will survive
- 5. living things, such as plants, animals,and bacteria
- 7. having died out completely/longer alive on Earth
- 9. group of the same type of organism living in same area
- 10. related organism from a previous generation
- 11. evidence of life from the past
- 13. everything(living/nonliving) that surrounds an organism
- 14. group of individuals born/living at about the same time
Down
- 1. more recent species evolved from ancestor population
- 2. specific characteristic of an individual organism
- 3. part of an organism (for example, one or more bones)
- 6. random change to gene that results in a new trait
- 8. process which traits in a population changes
- 12. to receive genes from a parent
- 13. process which species adapt to changes over time