NEET 2026 Zoology PCR MCQ Question with Solution

Identify the correct sequence of steps in each cycle of Polymerase Chain Reaction :

A

Extension → Annealing → Denaturation

B

Annealing → Denaturation → Extension

C

Denaturation → Extension → Annealing

D

Denaturation → Annealing → Extension

Correct Answer

Option D

Detailed Explanation

The correct sequence of steps in PCR is Denaturation → Annealing → Extension.

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