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  1. Restriction enzymes & DNA ligase (article) | Khan Academy

    A restriction enzyme is a DNA-cutting enzyme that recognizes specific sites in DNA. Many restriction enzymes make staggered cuts at or near their recognition sites, producing ends with a single …

  2. A brief history of restriction enzymes (article) | Khan Academy

    TG Botany Class 12 Course: TG Botany Class 12 > Unit 10 Lesson 2: Restriction enzymes, Cloning and Transformation DNA cloning and recombinant DNA Restriction Enzymes A brief history of restriction …

  3. Restriction enzymes (video) | Biotechnology | Khan Academy

    Thus, when they figured out what enzyme is causing that, they basically called it a restriction enzyme, 'cause it restricted the growth of viruses. Now, in order for the restriction enzyme to work, it needs to …

  4. Restriction enzymes (video) | DNA technology | Khan Academy

    Thus, when they figured out what enzyme is causing that, they basically called it a restriction enzyme, 'cause it restricted the growth of viruses. Now, in order for the restriction enzyme to work, it needs to …

  5. DNA cloning and recombinant DNA (video) | Khan Academy

    DNA cloning involves creating identical copies of a specific gene using restriction enzymes to cut the desired gene, pasting it into a plasmid, and inserting it into bacteria like E. coli. The bacteria replicate …

  6. A brief history of restriction enzymes (article) | Khan Academy

    Where they come from, why they have such strange names, and more. This article reviews the history and nomenclature of restriction enzymes - where they come from and why they have such funny …

  7. Restriction Enzymes (video) | Khan Academy

    Is there a way to cut DNA into fragments? Are there any "scissors" for that? How would they work? Watch this video to understand more about restriction enzymes aka molecular scissors, how they …

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  9. Overview: DNA cloning (article) | Khan Academy

    A restriction enzyme is a DNA-cutting enzyme that recognizes a specific target sequence and cuts DNA into two pieces at or near that site. Many restriction enzymes produce cut ends with short, single …

  10. Bacterial transformation & selection (article) | Khan Academy

    See the article on restriction enzymes and DNA ligase for a more concrete example of how and why these different ligation products can form.