Across
- 2. Gene complex encoding the major histocompatibility complex proteins.
- 4. Type of adaptive immunity involving antibodies.
- 5. Phagocytes retaining an antigen to present on their surface.
- 6. Type of immunity defenses already present at birth.
- 7. Smaller substance that cannot trigger an immune response unless attached to macromolecules.
Down
- 1. Surface marker (protein) displaying an antigen for interaction and recognition by leukocytes.
- 3. Any molecule or tissue that triggers an immune response.
- 5. Type of immunity defenses only mounting upon exposure to a pathogen.