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Biology · Principles and Processes in Biotechnology

हिन्दी

In the construction of the first recombinant DNA by Stanley Cohen and Herbert Boyer in 1972, the antibiotic resistance gene was isolated from which organism and linked to its native plasmid?

  1. Escherichia coli
  2. Salmonella typhimurium
  3. Agrobacterium tumefaciens
  4. Bacillus thuringiensis

Correct answer · Option 2

Salmonella typhimurium

Explanation

The first recombinant DNA was constructed by linking a gene encoding antibiotic resistance with a native plasmid of Salmonella typhimurium.
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