PATHOLOGY MCQ
GENETICS AND DISEASE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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all
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x-rays
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ultraviolet radiation
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tobacco
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Detailed explanation-1: -Examples of mutagens include tobacco products, radioactive substances, x-rays, ultraviolet radiation and a wide variety of chemicals. Exposure to a mutagen can produce DNA mutations that cause or contribute to certain diseases.
Detailed explanation-2: -Some of the common examples of mutagens are-UV light, X-rays, reactive oxygen species, alkylating agents, base analogs, transposons, etc.
Detailed explanation-3: -Ethyl methyl sulfate, nitrogen mustards, mitomycin, methyl methane sulfonate (MMS), diethyl sulfate, and nitrosoguanidine (NTG, NG, MNNG) are few examples of alkylating agents as well as DNA-intercalating agents, which include acridine orange, ethidium bromide (EtBr), proflavin, daunorubicin, among others.
Detailed explanation-4: -Examples are the pyrrolizidine alkaloids, cyasin, a range of mycotoxins produced by various fungi, and at least two unidentified toxic agents in bracken.
Detailed explanation-5: -Physical mutagens. Chemical mutagens. Biological mutagens. 11-Nov-2021