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