Across
- 3. breaks down dead organisms or waste to get food
- 4. living things are made of ____.
- 5. Living things ____ and mature.
- 6. stands for DNA
- 10. is a change that affects the activity of an organism.
- 11. Living things use ____.
Down
- 1. make its own food
- 2. is the maintenance of a stable internal environment.
- 7. living things respond to their ____.
- 8. eats other organisms to get food
- 9. is a structure that contains all of the materials necessary for life.