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q14 - basicq
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08-22-2009, 09:24 AM
The multistep theory of carcinogenesis can be applied to what form of cancer?
A. Head and neck cancer B. Breast cancer C. Lung cancer D. Colorectal cancer
08-22-2009, 03:07 PM
The answer is: D
Colon cancer is one cancer in which the multistep theory of carcinogenesis has been studied. In the multistep theory, the cancer develops from multiple somatic mutational steps that change normal epithelium to adenoma to carcinoma. An accumulation of somatic mutations is necessary for cancer to develop |
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