Across
- 5. A protective protein made by your body
- 7. An injection that is given to you to teach your body to recognize harmful bacteria
- 9. an organ that matures in your childhood
- 10. The form of IMMUNITY you develop
Down
- 1. Any invasive substance the body doesn't call it's own
- 2. exerting your body to develop physical fitness
- 3. The form of IMMUNITY you are born with
- 4. A group of Organs that perform operations in your body
- 6. A collection of tissues that perform specific tasks
- 8. What happens when your body reacts to a invader