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  1. Restriction enzyme | Definition, Function, & Types | Britannica

    Sep 19, 2025 · restriction enzyme, a protein produced by bacteria that cleaves DNA at specific sites along the molecule. In the bacterial cell, restriction enzymes cleave foreign DNA, thus …

  2. Restriction enzyme - Wikipedia

    A restriction enzyme, restriction endonuclease, REase, ENase or restrictase is an enzyme that cleaves DNA into fragments at or near specific recognition sites within molecules known as …

  3. Restriction Enzymes – Definition, Types, Structure, and Functions

    Nov 3, 2023 · Restriction enzymes, or restriction endonucleases, are enzymes initially isolated from bacteria that cleave DNA at sequence-specific sites, producing known DNA fragments.

  4. Restriction Enzyme - National Human Genome Research Institute

    1 day ago · A restriction enzyme is a protein isolated from bacteria that cleaves DNA sequences at sequence-specific sites, producing DNA fragments with a known sequence at each end.

  5. Restriction Enzymes - GeeksforGeeks

    Jul 23, 2025 · Restriction enzyme is a bacterial protein that cleaves DNA at particular locations, these sites are called restricted sites. The restriction enzymes guard against bacteriophages in …

  6. Restriction Enzyme (Restriction Endonuclease) - Microbe Notes

    Aug 10, 2022 · Restriction enzyme, also called restriction endonuclease, is a protein produced by bacteria that cleaves DNA at specific sites along the molecule. Restriction endonucleases cut …

  7. Restriction enzymes - Science Learning Hub

    Restriction enzymes are a basic tool for biotechnology research. They are used for DNA cloning and DNA fingerprinting. Scientists have identified and purified hundreds of different types of …

  8. Restriction Enzyme (Restriction Endonuclease) - Definition, …

    Jun 2, 2024 · A restriction enzyme, also known as a restriction endonuclease, is an enzyme that cuts DNA at specific recognition sites, called restriction sites. It is primarily found in bacteria …

  9. Restriction Enzyme: Definition, Types, Applications, Examples, …

    4 days ago · What are Restriction Enzymes? Restriction enzymes or restriction endonucleases, are enzymes produced by bacteria that can cleave DNA molecules at or near specific base …

  10. What Are The Restriction Enzymes An Their Function

    May 31, 2024 · What Are Restriction Enzymes And How Do They Work? Restriction enzymes, also known as restriction endonucleases, are proteins isolated from bacteria that cleave DNA …