Gabriel

3. A disease causing micro-organism.
4. The spreading of an ailment through close contact.
6. A 'package' of RNA with a protein coat, capable of utilizing a hosts body for replication.
7. A response inacted by the immune system in order to remove a foreign body, and to begin healing.
9. The rapid spreading of a disease in a short period of time.
11. A particular substance or solution used to trigger an immune response, in hopes of having partial protection to the actual disease. Typically consists of a weakened or dead antigen, or mRNA coding.
12. The rapid spreading of a new disease in a short period of time.
13. A protein produced by the adaptive immune system that targets a specific disease causing antigen.

1. To be infected, or to be infecting.
2. A system which spreads disease.
3. A abnormally shaped protein which can spread its abnormal shape. Commonly leads to fatal degeneration of a particular segement of the body, typically the neurons.
5. A type of immunity obtained from foreign bodies, examples could be a mothers milk, a vaccine, a disease, etc.
8. A group of prokaryotic unicellular organisms that commonly cause disease.
10. A substance that inacts begins a immune response; the reason for an immune response.