All Are Characteristic of Plasmids EXCEPT

question 14

Multiple Choice

All are characteristic of plasmids EXCEPT:

• A) naturally occurring, circular extrachromosomal DNA.
• B) able to perpetuate themselves without a host organism.
• C) artificial plasmids can be constructed by restriction endonuclease digestion, insertion, and ligation.
• D) harbor genes for novel metabolic activities.
• E) an origin of replication must be included in the plasmid to facilitate propagation.