Across
- 6. releasing chemical energy from complex reactions
- 8. taking in of food
- 10. organism uses material from environment and converts it to something it can use
- 11. condition of maintaining constant internal environment
- 13. sexual reproduction producing offspring with only one parent
- 14. removal of waste substances from an organism
- 16. a living thing
- 17. increase in size of an organism
Down
- 1. chemical substances in food that an organism needs
- 2. breakdown of food into similar forms
- 3. combine substances chemically to form complex substances
- 4. involves activities that control and coordinate an organism
- 5. producing new offspring
- 7. study of life
- 9. reproduction involves 2 parents offspring not identical to parent
- 12. all chemical reactions occurring within cells of an organism
- 15. substances entering / leaving cell