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In the three steps (a,b,c) of polymerase...

In the three steps (a,b,c) of polymerase chain reaction, select the correct step

A

c- extension in presence of heat stable DNA polymerase

B

a - annealing with two sets of primers

C

b - denaturation at high temperature

D

a - denaturation at `50C^0`

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The correct Answer is:
D
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