The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents?
Correct answer: C. C-extension in the presence of heat stable DNA polymerase
- A. B-denaturation at a temperature of about 98°C separating the two DNA strands
- B. A-denaturation at a temperature of about 50°C
- C. C-extension in the presence of heat stable DNA polymerase
- D. A-annealing with two sets of primers
Explanation
A schematic representation of PCR can be illustrated as follow.
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