<prompt> Unwinding Enzyme in DNA synthesis:HelicasePrimaseDNA PolymeraseTranscriptase  <response>: Ans. A. HelicaseRef: Harper 31e page 364Classes of proteins involved in DNA replicationProteinFunctionDNA polymerasesDeoxynucleotide polymerizationHelicasesProcessive unwinding of DNATopoisomerasesRelieve torsional strain that results from helicase-induced unwindingProteinFunctionDNA primaseInitiates synthesis of RNA primersSingle-strand binding proteinsPrevent premature reannealing of dsDNADNA ligaseSeals the single strand nick between the Nascent chain and Okazaki fragments on lagging strand 