polymerase chain reaction


polymerase chain reaction

noun

Definition of POLYMERASE CHAIN REACTION

: an in vitro technique for rapidly synthesizing large quantities of a given DNA segment that involves separating the DNA into its two complementary strands, binding a primer to each single strand at the end of the given DNA segment where synthesis will start, using DNA polymerase to synthesize two-stranded DNA from each single strand, and repeating the process—abbreviation PCR

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