Rights: © Copyright. 2014. University of Waikato. All Rights Reserved. Published 25 March 2014 Size: 37 KB

Key features of a typical plasmid vector are an origin of replication (to ensure the vector is copied within bacteria), a gene for antibiotic resistance (to ensure the vector is not lost by bacteria) and a set of recognition sites for restriction enzymes (to make it straightforward to insert foreign DNA into the vector).