MCAT Question of the Day
    •

    Q:

    		 Which of the following holds true regarding polymerase chain reaction (PCR)?
    		 

    A

    		 Primers are absolutely necessary in PCR experiments.

    B

    		 After 8 rounds of PCR, there will be 9 total copies of DNA.

    C

    		 Non-human DNA polymerases must be utilized.

    D

    		 The first step in PCR is to drastically decrease the temperature of a solution of DNA fragments.



    Recombinant DNA and Biotechnology |
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