Across
- 2. traits that help an organism survive
- 4. organisms develop over time
- 6. a period of major industrialization
- 8. a characteristic of an organism
- 9. features that have lost most original functions
- 11. the next generation of organisms
Down
- 1. a group of the same species in a certain area
- 3. the conditions of what a species lives in
- 5. small changes in genetic material
- 7. carries genetic information
- 10. the study of heredity