Across
- 3. The process of getting protection against a disease.
- 5. When your body makes its own immune protection.
- 6. Something that teaches your body how to fight a disease.
- 9. T cells that calm down the immune response.
- 10. T cells that kill infected cells.
- 11. A protein that attaches to germs to help get rid of them.
- 12. Something that makes your immune system react.
- 14. White blood cells that help fight infections.
- 15. Cells that make antibodies to fight infections.
Down
- 1. The small part of an antigen that immune cells recognize.
- 2. When you get antibodies instead of making them yourself.
- 4. T cells that tell other immune cells to help fight.
- 7. Cells that remember germs so your body can fight them again.
- 8. The immune response that uses antibodies.
- 13. Where T cells grow and mature.