Biology : PU-CET (U.G) 2018 Panjab University Entrance Exam With Answers

Practice Mode:
43.

The order of different stages of PCR is as under :

A: Denaturation, Annealing, Extension
B: Annealing, Denaturation, Extension
C: Extension, Denaturation, Annealing
D: Denaturation and Annealing

The answer is: A