Q62) In recombinant DNA technology after the bacteriophage infects a bacterial cell, plaques are formed by the _____ . 1. New colonies of bacterial cells 2. Infecting bacteriophages 3. Lysed bacterial cells 4. Virions
Q62) In recombinant DNA technology after the bacteriophage infects a bacterial cell, plaques are formed by the _____ . 1. New colonies of bacterial cells 2. Infecting bacteriophages 3. Lysed bacterial cells 4. Virions

Correct option: 3

Explanation: In recombinant DNA technology after the bacteriophage infects a bacterial cell, plaques are formed by the lysed bacterial cells.  Plaques are clear zones formed in a lawn of cells due to lysis by phage.