Agents of Disease

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Across
  1. 5. action of making a person or animal resistant to a particular infectious disease or pathogen
  2. 7. widespread occurrence of an infectious disease over a whole country or the world at a particular time
  3. 8. bacterium, virus, or other microorganism that can cause disease
  4. 9. member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease
  5. 11. disease caused by a pathogenic organism
  6. 12. in which a parasite or commensal organism lives
  7. 14. organism, typically a biting insect or tick, that transmits a pathogen, disease, or parasite from one animal or plant to another
  8. 16. person or animal that transmits a disease-causing organism to others, especially without themselves displaying symptoms
  9. 17. medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms
  10. 18. single-celled organism of the kingdom Protista, such as a protozoan or simple alga
  11. 19. resulting from or showing the effect of mutation
  12. 20. substance used to stimulate immunity to a particular infectious disease or pathogen
  13. 22. conditions or practices conducive to maintaining health and preventing disease, especially through cleanliness
  14. 23. any of a group of spore-producing organisms feeding on organic matter, including molds, yeast, mushrooms, and toadstools
Down
  1. 1. simple, nonflowering, and typically aquatic plant of a large group that includes the seaweeds and many single-celled forms
  2. 2. phylum or group of phyla that comprises the single-celled microscopic animals, which include amoebas, flagellates, ciliates, sporozoans, and many other forms
  3. 3. A microorganism
  4. 4. submicroscopic infectious agent that replicates only inside the living cells of an organism
  5. 6. widespread occurrence of an infectious disease in a community at a particular time
  6. 8. organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense
  7. 10. disorder of structure or function in a human, animal, or plant, especially one that has a known cause and a distinctive group of symptoms, signs, or anatomical changes
  8. 13. sudden or violent start of something unwelcome, such as disease
  9. 15. Loss of susceptibility of bacteria to the killing or growth-inhibiting properties of an antibiotic agent
  10. 21. communication of disease from one person to another by close contact