question_answer 30)

  Who among the following was awarded the Nobel Prize for the development of PCR technique? (a) Herbert Boyer(b) HargovindKhurana                (c) Kary Mullis                (d) Arthur Kornberg

Answer:

                  (c) PCR (Polymerase Chain Reaction) technique was developed by Kary Mullis in 1985,and for this he received Nobel Prize for chemistry in 1993. HG Khurana  discovered DNA ligase enzyme in to phage in 1969. White DNA polymerase was discovered by Arthur Kornberg and Herbert Boyergenerated first recombinant DNA molecule by combining a gene from a bacterium with plasmid of E. coli in 1972. PCR (Polymerase Chain Reaction) technique is a reaction in which amplification of specific DNA sequences is carried out in vitro.