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Polymerase chain reaction (PCR) is used to A. Cleve DNA. B. Produce recombinant

ID: 84387 • Letter: P

Question

Polymerase chain reaction (PCR) is used to A. Cleve DNA. B. Produce recombinant DNA C. Amplify gene sequences D. Clone cells. The first step in the polymerase chain reaction (PCR) is A. Denaturation B. Primer extension C. Annealing D. Cooling A PCR reaction that continues for 30 cycles will produce approximately how many PCR products from a single template DNA molecule? A. 64 B. 128,000 C. Approximately 1 million D. Approximately 1 billion Which of the following is NOT required for a PCR reaction A. A thermostable DNA polymerase B. Dideoxy-dNTP's (ddNTPs) C. Primers D. Template DNA

Explanation / Answer

5-C amplify gene sequences

6-A Denaturation

7-D approximately 1 billion

8-ddNTPs