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Across 2. someone who supplies living tissue or who furnishes blood or blood products for transfusion to another person 3. One who receives tissue from another, such as in a blood transfusion 4. Incision into a vein to withdraw blood 6. Microorganism that produces disease 7. Invasion and multiplication of patheogenic microorganisms in the body tissues 8. Inanimate object capable of carrying germ

Down 1. Microorganisms that does not produce disease 4. Cell that surrounds and destroys microorganisms and foreign particles 5. High level of resistance to certain microorganisms or diseases