Biochemistry Metabolism of nucleic acids 3cafa6d5 Gene amplification is by A Polymerase Chain Reaction B Ligase chain reaction C DNA hybridization D In situ hybridization High-Yield Explanation PCR is an in-vitro DNA amplification procedure in which millions of copies of paicular sequence of DNA can be produced within a few hoursRef: DM Vasudevan, 7th edition, page no: 638