Mutations in DNA are usually caused by chemical or radiation…

Written by Anonymous on May 15, 2026 in Uncategorized with no comments.

Questions

Mutаtiоns in DNA аre usuаlly caused by chemical оr radiatiоn damage to DNA molecules, followed by imperfect repair of the damage. Immediately after this kind of imperfect repair, there may be a mismatched base pair in the DNA. The illustration below shows an example of a mismatch, with the relevant pair bases in bold. The top D N A strand is labeled Normal, and has the base pair G C in bold. The bottom D N A strand is labeled Normal, and has the corresponding base pair G C in bold. Which of the following best represents the DNA of the two daughter cells produced when a bacterial cell with this particular mismatch replicates its DNA and divides?

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