a. State the role of DNA ligase in biotechnology.b. What happens when Meloidegyne incognitia consumes cells with RNAi gene?
a. Linking of DNA fragment is done by DNA ligase / linking of Okazaki fragments or discontinuous synthesis fragments / linking of desired gene with plasmid to form recombinant DNA.b. Specific mRNA of the nematode silenced, parasite dies.