Across
- 1. the preserved remains or traces of ancient organisms
- 4. Structures structures that are shared by related species and that have been inherited from a common ancestor
- 5. Selection The process where organisms with variations most suited to their local environment survives and leaves more offspring
- 6. Evolution the process by which two or more related but reproductively
- 7. an organism's ability to survive and reproduce in its environment
- 9. Structure Structures inherited from ancestors but have lost much or all of original function
- 10. The process of change over time
- 11. Radiation from a single (male and female) common ancestor, many species have evolved
- 12. Structures body Parts that share a common function, not structure
Down
- 1. How well an organism can survive and reproduce in its environment
- 2. Evolution process in which unrelated species from similar environments have adaptions that seem very similar
- 3. The process that occurs when two species influence each other during evolution.
- 8. Selection The breeding of plants and animals to produce desirable traits
