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Definition
| can be passed from one person to another |
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| a breakdown in the structure or function of a living organism |
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| a person who is contagious but never develops symptoms of the disease or develops symptoms only after a long period of time |
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Definition
| scientists who trace the spread of a disease through a population |
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Definition
| a prediction that links cause and effect and can be tested by an experiment |
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Definition
| to keep a sick person away from others in order to prevent the spreading of a disease |
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Definition
| an organism (not a person) that spreads disease-causing germs usually without getting sick itself |
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Definition
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Definition
| the area you are able to see (through a microscope) |
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Definition
| a creature that is too small to be seen with the human eye |
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Definition
| the smallest unit that is able to perform the basic functions of life |
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Definition
| the idea that cells are the building blocks that make up all living things |
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Definition
| the idea that microbes (“germs”) can cause infectious disease and are easily spread by people |
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Definition
| an organism that is made up of many cells |
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