Virus, Bacteria, and Taxonomy Quiz

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Across
  1. 3. A tiny particle that can only replicate itself by hijacking a living cell
  2. 4. Kingdom of "everyday" bacteria that get you sick, help make food, and decompose organic materials.
  3. 6. Group of cells without a nucleus.
  4. 7. Sphere-shaped bacteria
  5. 9. Branch of biology that is used to group things by their characteristics.
  6. 11. A series of paired statements that help to identify an organism.
  7. 12. Level of organization that divides the domains into six levels.
  8. 16. Kingdom of "extremist" bacteria that live in high temperatures, salt concentrations, etc.
  9. 17. Group of cells with a nucleus.
  10. 18. The process by which a tube forms between two cells to transmit genetic material between them.
  11. 21. The process in which viruses hide their DNA inside a host cell’s until activated, at which point they begin replicating
  12. 22. Bacteria that are twisted or spiral-shaped
Down
  1. 1. The process by which a single cell divides into two identical cells.
  2. 2. The part of a virus that attaches to a host cell, like a key to a lock
  3. 5. Most specific level of organization that groups organisms.
  4. 8. The process by which viruses infect a host cell and take over its production systems to make more copies of itself
  5. 10. Naming system that uses the genus and species names to identify an organism.
  6. 13. Broadest level of organization that groups organisms.
  7. 14. Strings of sphere-shaped bacteria
  8. 15. DNA or RNA; contains the instructions for reproduction or making more copies of a virus or cell
  9. 19. Bacteria that are shaped like rods
  10. 20. Microscopic living organisms that have no nucleus but do have DNA contained in one circular chromosome located in the cytoplasm