The enzyme used for the mapping of hypersensitive sites in recombinant DNA research is?: (A) DNA ligase, (B) DNA polymerase I, (C) DNase I, (D) Polynucleotide kinase
Answer is C. Ans. C. DNase Ia. DNA ligase is used for joining of DNA molecules.b. DNA polymerase I is used for synthesis of double stranded cDNA.c. Polynucleotide kinase is used for T-32 end labeling of DNA or RNA.