What is the purpose of using primers in PCR?

What is the purpose of using primers in PCR?
  1. To amplify the segment of DNA
  2. To purify the desired protein
  3. To provide optimal growth conditions
  4. To extend the primers using genomic DNA as template

Solution

The purpose of using primers in PCR is to extend the primers using the nucleotides provided in the reaction and the genomic DNA as template.

Asked in: NCERT

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