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17 Cards in this Set
- Front
- Back
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expectancy
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a state of waiting for something to happen
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bacterium
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disease germs; one-celled organisms that can be seen only with a microscope
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confirmed
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to make sure
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contaminated
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unclean; mixed with something dirty
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sterilize
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to make free from germs
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generation
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(1) a group of people who are all about the same age (2) the process fo bringing into existence
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vaccine
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a preparation of weakened germs used to protect a person or animal from disease
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dispel
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to drive away; to banish
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chemist
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a scientist who studies what substances are made of
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epidemic
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a rapidly spreading disease
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antibodies
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substances produced by the body that destroy or weaken germs
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microbes
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tiny organisms or germs too small to be seen without a microscope
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plague
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a destructive epidemic disease
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infected
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having disease germs present
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germs
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tiny plants or animals that cause disease
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immune
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protected from germs
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bacteria
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germs
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