Across
- 5. is a mean by which the body is given immunity to a disease by intentional exposure to small quantities of it.
- 7. the short-term immunity which results from the introduction of antibodies from another person or animal.
- 10. Methods of acquisition include natural maternal antibodies, antitoxins, and immune globulins. Protection transferred from another person or animal
- 12. (of a substance) reversibly combined with another.
- 13. a chemically modified toxin from a pathogenic microorganism, which is no longer toxic but is still antigenic and can be used as a vaccine.
Down
- 1. a vaccine that has not been actived by a chemical process or heat and doesn't cause the disease they are designed to protect against and two or more doses plus boosters are usually required.
- 2. the resistance to the spread of an infectious disease within a population that is based on pre-existing immunity of a high proportion of individuals as a result of previous infection or vaccination.
- 3. having been reduced in force, effect, or value or thin or reduced in thickness or a decrease in the pathogenicity or vitality of a microorganism or in the severity of a disease, which is attenuation.
- 4. Methods of acquisition include natural infection, vaccines (many types), and toxoids. Relatively permanent
- 6. treatment with a vaccine to produce immunity against a disease or in other words inoculation.
- 8. a distinct component of something.
- 9. this is a polymeric molecule, which is needed in a variety of biological roles in coding, decoding, regulation and expressions of genes, which stands for Ribonucleic acid.
- 11. the protection from diseases.
