Recombinant DNA - Medical Science

Q1:

Which of the following enzyme is used to covalently bond foreign DNA to a vector plasmid?

A DNA polymerase

B Restriction endonuclease

C DNA ligase

D DNA helicase

ANS:C - DNA ligase

DNA ligase is the enzyme that join foreign DNA to vector plasmid by catalyzing the formation of a phosphodiester bond.