Across
- 2. viruses are transmitted by this [three words]
- 4. protein coat
- 6. membrane-like structure outside
- 7. consists of a single strand of RNA (causes diseases in plants)
- 8. HIV causes this disease
- 9. nucleic acid in virus [two words]
- 11. consists only of proteins and does not contain DNA and/or RNA
Down
- 1. helps protect oneself against viruses and bacteria and by stimulating the immune system
- 2. helps protect oneself against viruses by interfering with how the virus functions [two words]
- 3. viruses that invade the bacteria’s personal space and infect it
- 5. abbreviation for “Human Immunodeficiency Virus”
- 10. viruses enter this in order to reproduce