<prompt> Which of the following is not true about PCR -a Thermostable enzyme is usedb Annealing is done after DNA denaturationc Specific primers re-requiredd Required atleast 1 week time for synthesise DNA polymerase has to be added on each cycleabdecdbd  <response>: PCR is a speedy process does not require 1 week time for synthesis.DNA polymerase need not be added in each cycle as it is thermostable. 