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CGP EDU Academic Team
Published on: August 13, 2026
The correct order of steps in Polymerase Chain Reaction (PCR) is
Text Solution
Verified by ExpertsThe correct answer is:
D
The correct order of steps in a PCR cycle is:
Denaturation – Heat the DNA (~94–98°C) to separate the two strands.
Annealing – Cool the mixture (~50–65°C) to allow primers to bind to the target sequences.
Extension (Elongation) – DNA polymerase synthesizes new DNA strands (~72°C for Taq polymerase).
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