<prompt> Unwinding of DNA during replication is done by-LigaseHelicasePolymerasePrinase  <response>: Ans. is b i.e., HelicaseProteins involved in replicationProteinFunctionHelicaseCauses unwinding of DNA using ATPSSB Single strand binding proteinKeeps two strands seprate, prevents renneiling of two strandsTopisomerase I and IIThey have both nuclease strand cutting and ligase activity, hence they relieve torsinal strain that results from helicase induced unwindingDN A pnmaseInitiates synthesis of RNA primerDNA polymeraseDeoxyribonucleotide polymerizationDNA Jigasenick sealingSeals the single stranded nick between nascent chaind and okazaki fragments 