Across
- 4. an infective agent that typically consists of a nucleic acid molecule in a protein coat, is too small to be seen by light microscopy
- 6. a first-year student at a university, college or high school
- 7. a group of politicians who have been elected to make laws for the country
- 10. a system of government by the whole population or all the eligible members of a state, typically through elected representatives
Down
- 1. a person who purchases goods and services for personal use
- 2. a substance used to stimulate the production of antibodies and provide immunity against one or several diseases
- 3. the situation in which a disease is spread by touching someone or something
- 5. the process of infecting or the state of being infected
- 8. a small portable computer that accepts input directly on to its screen rather than via a keyboard or mouse
- 9. A covering made of fiber or gauze and fitting over the nose and mouth to protect against dust or air pollutants