Around 2 centimeters so I would say either C or D
Answer:
Recombinant plasmid
Explanation:
Researchers can insert DNA fragments or genes into a plasmid vector, creating a so-called recombinant plasmid.
This plasmid can be introduced into a bacterium by way of the process called transformation.
Boi we can't see the picture otherwise I would love to help you out dawg.