Question: DNA Proofreading ( and associated repair ) occurs? Only before DNA synthesis. By special repair proteins that check the DNA after it has been completely

DNA Proofreading (and associated repair) occurs?
Only before DNA synthesis.
By special repair proteins that check the DNA after it has been completely synthesized/replicated.
Only in the presence of topoisomerase.
At any time during and/or after synthesis of DNA.
None of the above are correct.
DNA Proofreading ( and associated repair )

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