NEET Zoology Biotechnology Principles and Processes Questions Solved


Explain the work carried out by Cohen and Boyer that contributed immensely in biotechnology.    (2)

Stanley Cohen and Herbert Boyer constructed the first artificial recombinant DNA. They did this by isolating the antibiotic resistant gene to cut out a piece of DNA, from the plasmid of a bacterium which was responsible for giving antibiotic resistance. The cut piece of DNA was then linked with the plasmid DNA of Salmonella typhimurium and transferred to E.coli for transformation.                  (2)        

Difficulty Level:

  • 100%
  • 0%