Across
- 3. Basic unit of life. (4)
- 6. Process of maintaining a stable internal environment. (11)
- 8. Variety of life in the world or a particular habitat. (12)
- 10. Process by which organisms produce offspring. (12)
Down
- 1. Chemical processes that occur within a living organism. (10)
- 2. Change in the heritable traits of biological populations over successive generations. (9)
- 4. Study of interactions among organisms and their environment. (7)
- 5. Trait that helps an organism survive in its environment. (10)
- 7. Increase in size and number of cells. (6)
- 9. An individual living entity. (8)
- 11. Molecule that carries genetic information. (3)