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  1. Polymerase chain reaction (PCR) | Definition, Steps, Applications ...

    Nov 4, 2025 · PCR is a three-step process that is carried out in repeated cycles. The initial step is the denaturation, or separation, of the two strands of the DNA molecule.

  2. Polymerase Chain Reaction (PCR) Process Steps - Cole-Parmer

    May 31, 2022 · The PCR process can be used for a wide variety of laboratory and clinical applications and purposes. Read about what happens at each of the process steps.

  3. Polymerase Chain Reaction (PCR): Principle, Enzymes, Steps, …

    Aug 11, 2025 · It is a temperature-dependent enzymatic process where either a specific targeted region of DNA or the whole DNA is replicated to quickly make millions of copies of the target …

  4. Polymerase Chain Reaction (PCR) - StatPearls - NCBI Bookshelf

    Jul 7, 2025 · The polymerase chain reaction (PCR) is a frequently utilized laboratory nucleic acid amplification technique that uses Taq polymerase, a thermostable DNA polymerase isolated …

  5. Polymerase Chain Reaction – Principle, Steps, Types, & Purpose

    Jun 10, 2025 · What is the polymerase chain reaction (PCR). What is it used for. How does it work. Learn its principles, types, components, steps, & applications with a diagram.

  6. Polymerase chain reaction - Wikipedia

    PCR is fundamental to many of the procedures used in genetic testing, research, including analysis of ancient samples of DNA and identification of infectious agents. Using PCR, copies …

  7. Polymerase Chain Reaction (PCR) Fact Sheet

    Aug 17, 2020 · How does PCR work? To amplify a segment of DNA using PCR, the sample is first heated so the DNA denatures, or separates into two pieces of single-stranded DNA. Next, an …

  8. PCR Basics - Thermo Fisher Scientific - US

    The polymerase chain reaction, or PCR, is one of the most well-known techniques in molecular biology. PCR involves a series of temperature cycles that enable the replication of DNA …

  9. Polymerase Chain Reaction (PCR) - Definition, Steps, Principle ...

    Sep 23, 2025 · Polymerase chain reaction (PCR) is a widely used enzymatic process that rapidly and exponentially amplifies a specific region of DNA, producing millions to billions of copies of …

  10. Polymerase Chain Reaction (PCR): Steps in This DNA Test

    Learn about PCR (polymerase chain reaction) a method of analyzing a short sequence of DNA or RNA. PCR has many uses, diagnostic, forensics, cloning, and more.