Which of the following tools of recombinant DNA technology is incorrectly paired with its use?

Options

A. EcoRl -Production of sticky ends
B. DNA ligase - Multiplication of DNA molecules
C. ori- copy number
D. Selectable marker - Identification of transformants

Answer

B

Explanation

`DNA` ligases are also called genetic gum. They join two indiviual fragments of double stranded DNA by forming phosphodiester bonds between them thus help in sealing of DNA fragments. Therefore acts as molecular glue. The enzyme used most often is `T_(4)` DNA ligase.