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3. one or more epidemiologically connected populations or environments in which the pathogen can be permanently maintained and from which infection is transmitted to the defined target population.
4. biological weapon
7. an epidemic of an infectious disease that has spread across a large region
10. immunity that occurs in response to exposure to a particular antigen
14. Turkish man who plays basketball
15. Can be defined as the body’s ability to recognize and destroy pathogens
16. in charge of fighting off bacterias, viruses and cancers
17. malaria (mosquito-borne) and Lyme disease (tick-borne)
19. the science and art of preventing disease for public
20. is provided when a person is given antibodies to a disease rather than producing them through his or her own immune system.

1. results when exposure to a disease organism triggers the immune system to produce antibodies to that disease
2. a way of spreading a disease
5. a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them
6. the action of structures and substances that are naturally present
8. the ability of the immune system to respond more rapidly and effectively to pathogens that have been encountered previously,
9. Cannot survive without a host, extremely small and most of them cause disease. reprogram cells
11. The invasion and growth of germs in the body
12. a widespread occurrence of an infectious disease in a community at a particular time.
13. attack and kill infected cells in the body
18. Single celled organisms that can survive on their own.