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  1. Intro to biotechnology (article) | Khan Academy

    Many forms of modern biotechnology rely on DNA technology. DNA technology is the sequencing, analysis, and cutting-and-pasting of DNA. Common forms of DNA technology include DNA …

  2. Biotechnology | Biology archive | Science | Khan Academy

    Learn DNA cloning and recombinant DNA Overview: DNA cloning Restriction enzymes & DNA ligase Bacterial transformation & selection

  3. Intro to biotechnology (article) | خان اکیڈیمی

    Many forms of modern biotechnology rely on DNA technology. DNA technology is the sequencing, analysis, and cutting-and-pasting of DNA. Common forms of DNA technology include DNA …

  4. Applications of DNA technologies (video) | Khan Academy

    DNA technology revolutionizes medicine, forensics, and agriculture. Recombinant DNA creates insulin and growth hormones, improves vaccine safety, and helps solve crimes through …

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

    Transfer of plasmid DNA into bacteria. How bacteria are selected. Protein production and purification.

  6. 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 …

  7. Gel electrophoresis (video) | Biotechnology | Khan Academy

    Gel electrophoresis is a technique used to separate DNA, RNA, or protein fragments by size. It involves a gel, electric charge, and migration of molecules. DNA samples are placed in wells …

  8. Displacement (article) | Kinematics | Khan Academy

    An object's position is its location relative to a chosen reference frame. Position is a vector with both magnitude and direction. The variable x → is often used to represent horizontal position. …

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

    How can pieces of DNA from different sources (such as a human gene and a bacterial plasmid) be joined together to make a single DNA molecule? One common method is based on …

  10. Transcription: an overview of DNA transcription (article) | Khan …

    The goal of transcription is to make a RNA copy of a gene's DNA sequence. For a protein-coding gene, the RNA copy, or transcript, carries the information needed to build a polypeptide …