Biology : PU-CET (U.G) 2023 Panjab University Entrance Exam With Answers

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20.

The three steps involved in PCR are:

A: annealing, extension, and denaturation
B: extension, denaturation, and annealing
C: denaturation, annealing, and extension
D: denaturation, extension, and annealing

The answer is: C

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