Across
- 1. Form of response by T lymphocytes
- 7. produced by T lymphocytes
- 8. unit in which lymphocytes measured in
- 9. protein to counteract antigen
- 10. semifluid substance of cell
Down
- 2. Location where T-cells develop
- 3. process of invasion of bacteria
- 4. Type of cell B-cells mature into
- 5. foreign substance which invades organism
- 6. organism's ability to resist infection