Across
- 5. a cell that a virus infects to reproduce (two words)
- 6. to force something into another thing, usually with a needle
- 8. a thin layer of tissue, part of a plant or animals' body
- 9. the protective protein shell of a virus
- 11. the material that makes up cell walls
- 12. a device that removes unwanted subjects from a liquid
- 13. a small part of something used to examine a larger thing
- 14. likely to, or causing harm
Down
- 1. an infectious virus that causes fever and inflammation
- 2. a large organ in the body that digests food
- 3. a nutrient that is needed for the development of strong cells
- 4. an organism that breaks down dead matter
- 6. to cause someone to be sick
- 7. the three letter chemical substance that makes up genetic material
- 10. a single-celled organism defined by the environments it lives in