A Microbial Geneticist Observes That a Significant Number of Pyrimidine

question 86

Multiple Choice

A microbial geneticist observes that a significant number of pyrimidine dimers are present in bacterial DNA following exposure to a particular mutagen.To which mutagen were the bacterial cells likely exposed?

• A)UV light
• B)Acridine orange
• C)5-bromouracil
• D)X-rays

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