Question

The construction of the first recombinant DNA was done by using the native plasmid of ______.

विकल्प

• E. coli

• Salmonella typhimurium

• B. thuringiensis

• yeast

Answer 1

The construction of the first recombinant DNA was done by using the native plasmid of Salmonella typhimurium.

Explanation:

Cohen and Boyer used a plasmid from Salmonella typhimurium to construct the first recombinant DNA. EcoRI, the restriction enzyme they used, was obtained from E. coli.