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