Across
- 3. internal balance of systems
- 6. increase in the number of cells
- 9. process of making new organisms
- 11. the regulation of salt and water in an animal's body
- 13. make their own food in processes like photosynthesis; plants
- 15. splitting in half like bacteria do to produce offspring
- 16. organism one-celled organism like bacteria
- 17. response of plant to light
- 18. changes organisms make in order to survive
- 19. reproduction produces identical offspring; one parent
Down
- 1. organism matures and changes form or abilities
- 2. process autotrophs use to make food
- 4. organism many celled organisms like a dog
- 5. taking in of food, breaking food down, releasing energy
- 7. reaction to a stimulus
- 8. reproduction produces varied offspring; two parents
- 10. molecules, cells, tissues, organs, organ systems, organism
- 12. any change in the environment
- 14. must eat other organisms to get food; animals