Across
- 3. what is a permanent increase of dry mass of an organism
- 5. Releasing energy from food, often using oxygen.
- 6. Removal of waste products from the body.
- 7. The ability of animals and plants to change position.
Down
- 1. The ability to detect and respond to changes in the environment.
- 2. Taking in and using food for energy and growth.
- 4. The process of making new living things.