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Plasmids are used in biotechnology.  Plasmids ---.

Question 5 options:

can replicate independently of the bacteria's main chromosome.

used in the production of medicine to help treat illnesses

All answer options describe plasmids.

A circular piece of bacterial DNA

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The right answer is All answer options describe plasmids.

A plasmid is a natural or artificially modified circular DNA molecule for use in biological research.

The researchers use the plasmids to insert a DNA fragment of interest, thanks to the cloning cassettes. They can clone genes to express proteins or RNAs and analyze them.