Across
- 5. Cells that secrete antibodies
- 7. Cells that present antigen to helper T cells
- 8. Immunological ____ after initial exposure
Down
- 1. Type of immunity involving antibodies
- 2. Proteins produced by plasma cells
- 3. Enhanced secondary antibody response
- 4. Lymphocytes that produce antibodies
- 6. Initiate humoral immune response