Across
- 4. Acquired immunity
- 5. Natural immunity; genetic immunity
- 7. Protein of blood plasma
- 8. Cellular component of the blood that has a nucleus and is capable of motility
- 9. Primary lymphoid organs,located behind the breastbone above the heart
Down
- 1. Biconcave cells, filled with hemoglobin
- 2. Surgery to remove the entire spleen
- 3. Play a major role in blood clotting
- 6. Protein of blood plasma