Across
- 2. a form or version of something that differs in some respect from other forms of the same thing or from a standard
- 5. (of a disease) prevalent over a whole country or the world.
- 7. a disorder of structure or function in a human, animal, or plant, especially one that produces specific signs or symptoms or that affects a specific location and is not simply a direct result of physical injury.
- 9. a physical or mental feature which is regarded as indicating a condition of disease, particularly such a feature that is apparent to the patient.
- 10. the ability of an organism to resist a particular infection or toxin by the action of specific antibodies or sensitized white blood cells.
- 11. a widespread occurrence of an infectious disease in a community at a particular time.
- 12. a bacterium, virus, or other microorganism that can cause disease.
Down
- 1. a substance used to stimulate the production of antibodies and provide immunity against one or several diseases.
- 3. a blood protein produced in response to and counteracting a specific antigen
- 4. any process that living things use to actively maintain fairly stable conditions necessary for survival
- 6. take away or alter the natural qualities of.
- 8. a toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies.