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 |
