Multiple ChoiceA molecular biologist has isolated a short segment of DNA that she wants to replicate in vitro. First she heats the DNA, which separates the two strands, and then she adds __________. 493views
Multiple ChoiceIn the polymerase chain reaction (PCR) technique, a heating phase and a cooling phase alternate. An original sample of DNA would have to pass through how many total rounds of heating and cooling before a sample is increased eight times in quantity? 728views
Multiple ChoiceWhich of the following correctly lists the steps in order for one cycle of the polymerase chain reaction (PCR)?232views2rank
Multiple ChoicePCR is known for its power of amplifying a target DNA sequence at a high speed. Each cycle can double the number of DNA molecules (target sequence). Which of the following is CORRECT regarding PCR?164views1rank
Multiple ChoiceIf you start with one double-stranded DNA molecule and you perform SIX cycles of PCR, how many doublestranded copies of the DNA will you have?162views3rank
Textbook QuestionAdd labels to the figure that follows, which illustrates the components in the PCR reaction. 400views
Textbook QuestionIf the sequence of DNA in Question 12 were amplified using 25 PCR cycles, then the amount of this DNA would be predicted to increase by -fold.439views
Textbook QuestionWhy was it important to include a positive control and a negative control in the PCR analysis?491views
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