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The Polymerase Chain Reaction (PCR)

This activity contains 5 questions.

Question 1
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Which of the following is NOT needed in the PCR thermocycler?
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Question 2
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How many DNA molecules would there be after four cycles of PCR if the initial reaction mixture contained two DNA molecules?
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Question 3
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In the first PCR step, denaturation, the hydrogen bonds are broken by ________.
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Question 4
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In the second PCR step, primers bond with the single stranded DNA. This process is called ________.
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Question 5
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The function of the Taq polymerase is to ________.
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