Aflatoxin B1, produced by the fungus Aspergillus flavus, is a potent carcinogen for which organ?
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Correct answer: Liver
Aflatoxin B1 is a common contaminant of stored grains and nuts. It is metabolized in the liver to an epoxide that binds to DNA, specifically causing a characteristic G-to-T mutation in the TP53 gene, leading to hepatocellular carcinoma.
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