Biology
Across
- 5. involves getting rid of undigested food from the body
- 8. condition of maintaining a constant internal environment
- 10. involves two parents: offspring are not identical to the parent
- 12. the process of releasing chemical energy from complex reactions
- 13. the taking in of food
- 17. something capable of living on its own: it has all the characteristics of life
- 18. how an organism takes materials from the environment and converts them to something it can use
Down
- 1. Producing new offspring identical to the parents: involves one parent
- 2. combining simple substances to make more complex substances
- 3. The Study of life
- 4. involves all the chemical reactions/activities carried on in an organism
- 6. producing new offspring
- 7. involves activities that control and coordinate an organism: they help maintain homeostasis
- 9. process by which materials leave and enter the cells or get moved around in the organism
- 11. the breakdown of food materials into simpler forms
- 14. removal of an organism's metabolic wastes
- 15. chemical substances in food that an organism needs
- 16. increase in size of an organism