Across
- 2. how an organism takes material from the enviroment
- 5. involves activities that control and coordinate an organism
- 7. reproduction involving one parent
- 8. removal of an organisms metabolic waste
- 12. involves all chemical reactions in an organism
- 15. process by witch materials enter and leave the cells
- 16. producing new offspring
- 17. increase in size of organism
- 18. the breakdown of food materials into simpler materials
Down
- 1. condition of maintaining a constant internal environment
- 3. the process of releasing chemical energy from complex reactions
- 4. reproduction involving to parents
- 6. the taking in of food
- 9. chemical substance in food that an organism needs
- 10. combining simple substances to make more complex substances
- 11. something capable of living on its own
- 13. the study of life
- 14. involves getting rid of undigested food