Across
- 4. The removal of these wastes from the organism body
- 5. reproduction there are two parents and offspring are not identical to either parent
- 8. The condition of a constant internal environment
- 12. organisms that takes materials from it's external environment and changes them into forms it can use
- 13. Breakdown of complex food materials into simpler forms that an organism can use
- 15. Substances enter and leave cells and become distributed within the cells
- 16. Organisms are able to combine simple substances chemically to form complex substances
- 17. Living thing
- 18. The study of living things
Down
- 1. reproduction A single individual produces offspring that are identical to that parent
- 2. All the chemical reactions occurring within the cells of an organism
- 3. All the activities that help maintain an organisms homeostasis
- 6. Releasing chemical energy
- 7. Living things produce new organisms of their own kind
- 9. The substances that an organism needs for energy, growth, repair, or maintenance
- 10. The taking in of food from the environment
- 11. Living organism increase in size
- 14. Discharging undigested or waste material from a cell or organism