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During mismatch repair, how does the cell “know” which strand to degrade and repair? Why will...

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Biology

During mismatch repair, how does the cell “know” which strand todegrade and repair? Why will it lose this ability after a certainamount of time? Provide a reason that might explain why it is saferto degrade the new strand of DNA rather than the parentalstrand.

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Associated with the replication origin OriC of E coli there are many copies of 5 GATC 3 a short palindrome which is the target site for Dam methylase of Ecoli The A residues on both the strands in the Dam target can be methylated and the bacteria always keeps its Dam target sites fully methylated Replication of the fully methylated DNA forms hemimethylted DNA in which only the A residues in the parental strand have methyl groups    See Answer
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