<prompt> Which of the following enzyme is involved in rejoining sho fragments of DNA on the lagging strand?DNA LigasesDNA HelicaseDNA TopoisomeraseDNA Polymerase  <response>: The okasaki fragments that are sho segments of DNA formed on the lagging strand of DNA in the 5-3 direction are joined by DNA ligase. Ref: Textbook of Biochemistry By D M Vasudevan, 3rd Edition, Pages 347-8 