Across
- 2. selection process to produce offspring
- 3. being enlarged
- 5. the study of past events, particularly in human affairs
- 8. improve or develop
- 10. a change made
Down
- 1. a series of actions
- 4. metamorphosis during life cycle of an animal
- 6. the process of process of increasing in physical size
- 7. grow
- 9. make or become different