NEET Biology question

Which of the following is required to perform the polymerase chain reaction?

(A)Primers, dNTPs and DNA polymerase
(B)DNA, CaCl and nuclease
(C)Mg, DNA
(D)Both (a) and (c)Correct

Answer: (D)

Solution

Option (b) lists CaCl and a nuclease, which are used for making cells competent and cutting DNA respectively, not for PCR itself, whereas a complete PCR reaction genuinely requires the DNA

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Question ID VK-125277