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Across 1. capable of being transmitted by bodily contact with an infected person 5. dealing with morals, deciding what is right and wrong 10. a widespread occurrence of disease 11. drugs that kill bacteria or slow growth 14. to pass or spread (disease, infection, etc.) to another 15. Uses microbes to remove harmful toxins from the environment 17. susceptible to attack, vulnerable 21. single-celled organisms with animal like behaviors 22. tending to spread from one to another, as in one person to another or from one part of the body to another 23. creation of genetically identical organisms 25. a sudden or spontaneous occurrence of a disease 26. an organism that lives on in another organism and benefits at the other organism’s expense 29. a disease or disease causing organism not able to be transmitted through the environment from person to person 30. A weakened or dead form of the pathogen that stimulates the immune system to make antibodies 32. the study of microorganisms 33. to repeat, duplicate, or reproduce, especially for experimental purposes

Down 2. any alteration of genetic material, as in agriculture, to make them capable of producing new substances or performing new functions 3. acting as, or having the effect of a poison 4. the science of heredity dealing with resemblances and differences of related organisms resulting from the interaction of their genes and the environment 6. one-celled or many-celled organisms; most that cause disease are one-celled 7. one-celled (prokaryotic) organisms that are grouped according to shape 8. immune to change 9. prevalent throughout an entire country, continent or the whole world, an epidemic over a large area 12. a strict isolation imposed to prevent the spread of disease 13. microscopic core of genetic material surrounded by a protein coating that can cause illness when the infect a living cell 16. your body’s defense system, can naturally kill many pathogens 18. biological agent that causes disease or illness to its host 19. manipulation of living things to make useful products 20. an organism that transmits a disease 24. the basic physical unit of heredity 27. drugs that slow down the rate at which the virus reproduces 28. to change or alter 31. organisms on which a parasite lives