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1
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These live in the air and soil.
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3
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This a another name for a white blood cell.
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4
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An example of this is tuberculosis.
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5
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A weakened form of of a pathogen that is injected into people.
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6
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Microorganisms that cause disease.
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8
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This is what pathogens produce that make us feel ill.
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10
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They can only reproduce when they are in the host cell.
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2
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A piece of DNA that gives instructions.
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3
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This is when a white blood cell ingests microbes.
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7
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DNA strands are held together by ......
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9
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An injection that protects against measles,rubella and mumps.
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