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A gerontologist
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| 2 . |
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Orthodontia is the specialty of
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| 3 . |
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An orthopedist is
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A periodontist is
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A pedodontist specializes in
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| 6 . |
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An astronomer studies
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A zoologist studies
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Sociology is the study of
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| 9 . |
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A sociopath
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| 10 . |
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A disaster is
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Answer choices in this exercise are randomized and will appear in a different order each time the page is loaded.
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