Across
- 3. Antigens trigger an ______ response
- 5. Your body responds much faster and stronger the 2nd time it sees an _______
- 7. All antibodies have ____________
- 8. All antigens have a ______
- 9. Memory cells remember antigens thar have already attacked the ____
- 10. What type of cells does T cells get rid of?
Down
- 1. The immune system helps protect us against ________
- 2. Some immunity eventually goes away so we need a _______
- 4. What is our immune system called after our body develops immunities
- 6. These cells are found in the blood stream and called _______________