Which of the following is not associated with first recombinant DNA molecule?

Question: Which of the following is not associated with first recombinant DNA molecule?

A    Stanely Cohn

B    1975

C   Plasmid of Salmonella typhiurium

D   Antibiotic resistance gene

Answer:  1975

Aspect    Description
Year   1972
Scientists ·        Stanley Cohen

·        Herbert Boyer

Significance The first successful creation of recombinant DNA
Methodology They cut a piece of DNA from a plasmid carrying an antibiotic resistance gene in the bacterium Salmonella typhimurium and linked it to the plasmid of Escherichia coli
Key Components ·        Plasmids

·        Restriction enzymes

·        DNA ligase

Impact Enable the development of gene cloning and genetic modification techniques