The appropriate condition to determine whether plasmid has entered the E.coli bacterial cell is by using a nutrient broth to which ampicillin has been added. So the correct option is C.
Antimicrobials include the drugs and other substances like antibiotics, antivirals, antifungals and antiparasitics that are used for the prevention and treatment of infections.
Antimicrobial Resistance or AMR is a mechanism developed by bacteria, viruses, fungi and parasites when they change their structure or functions so that the antimicrobials are rendered ineffective for them.
This makes the infections caused by them increasingly difficult to treat and increases the spread of infectious diseases.
Therefore the correct option is C.
Read more about antimicrobial resistance, here
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