How can biotechnology use plasmids?

Plasmids have been key to the development of molecular biotechnology

Explanation:

Plasmids have been key to the development of molecular biotechnology. They act as delivery vehicles, or vectors, to introduce foreign DNA into bacteria. Using plasmids for DNA delivery began in the 1970s when DNA from other organisms was first 'cut and pasted' into specific sites within the plasmid DNA

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