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.
Answer:
they are nursed by their mothers
Explanation:
The answer to this is the remains and waste products of plants, animals and other living things organisms.
