Question
Biology Question on recombinant technology
Which of the following is the first step in PCR cycle?
A
Denaturation
B
Extension
C
Annealing
D
None of these
Answer
Denaturation
Explanation
Solution
The first step in a PCR cycle is the denaturation step. This is the PCR step in which the hydrogen bonds holding the complementary strands of DNA together are broken.