Virus and Bacteria

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Across
  1. 4. A type of single-celled organism found almost everywhere on Earth.
  2. 5. A structure inside an animal cell where DNA is stored.
  3. 6. A group of bacteria growing together
  4. 7. A medicine that is used to treat bacterial infections.
Down
  1. 1. A nonliving protective shell with genetic material inside of it
  2. 2. Genetic material that holds information for making more cells.
  3. 3. a substance used to stimulate the production of antibodies and provide immunity against viruses
  4. 6. How bacteria reproduce