Question

Match the scientists in column I with their related discoveries in column II and select the correct option from the given codes.

Answer 1

• The father of genetic engineering is Paul Berg . He creates the recombinant DNA technology in 1972.
• Kary Mullis invents the polymerase chain reaction in 1993.
• Arber, Smith and Nathan discovered the restriction endonuclease enzymes in 1978.
• Stanley Cohen and Herbert Boyer constructed artificial recombinant DNA for the first time. They got the idea of linking a gene encoding for antibiotic resistance with a native plasmid of Salmonella typhinurium.
  

So, the correct answer is ' A-3, B-1, C-4, D-2' .