Across
- 5. chemical reaction occurring within the cells
- 8. process by which living things produce new organisms of their kind
- 13. process by which substances enter and leave cells and become distributed within the cells
- 15. removal of waste from one organisms body
- 16. process of organisms are able to combine simple substances chemically form more complex substances
- 17. study of living things
Down
- 1. the process of releasing chemical energy
- 2. materials from an external environment changed into usable energy
- 3. condition of a constant living environment
- 4. process by which living organisms increase in size
- 6. breakdown of complex food materials into simpler forms
- 7. all the activities that help maintain an organisms homeostasis
- 9. a living object
- 10. reproduction single offspring identical to the single parent
- 11. the taking in of food from the environment
- 12. act or process of discharging undigested
- 14. substances organisms need for energy,growth,repair,or maintenance