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Biochemistry DNA Replication 33450f3c

Function of DNA ligase -

A
Cutting of DNA at specific site
B
Preventing negative supercoil
C
To seal and nick okazaki fragments
D
DNA polymerization
High-Yield Explanation
Ans. is 'c' i.e., To seal and nick okazaki fragments ProteinFunctionDNA polymerasesDeoxynucleotide polymerizationHelicasesProcessive unwinding of DNATopoisomerasesRelieve torsional strain that results from helicase-induced unwindingDNA primaseInitiates synthesis of RNA primersSingle-strand binding proteinsPrevent premature reannealling of dsDNADNA ligaseSeals the single strand nick between the nascent chain and Okazaki fragments on lagging strand

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