Across
- 5. chemical substances food that an organism needs.
- 7. producing new offspring identical to the parents;involves one parent.
- 12. how organisms take in materials from the environment and converts them to something it can use.
- 13. the taking in of foods
- 15. condition of maintaining a constant internal environment
- 16. reproduction involves two parents offsprings are not identical to the parent
- 17. Development of an organism
Down
- 1. involves getting rid of undigested food from the body
- 2. Process by which material enter and leaves cells or gets moved around in the organism.
- 3. The removal of an organisms metabolic waste
- 4. the study of life
- 6. The process of releasing chemical energy from complex reactions
- 8. Involves all chemical reactions
- 9. producing new offsprings
- 10. combining simple substances to make more complex substances.
- 11. something capable of living on its own.
- 14. involves activities that control and coordinate an organism; they help maintain homeostasis