Tag: gel

  • Solving Crimes with DNA and Electrophoresis

    Solving Crimes with DNA and Electrophoresis

    DNA analysis has become a cornerstone of modern forensic science. Because every individual (except identical twins) has a unique DNA profile, scientists can use DNA evidence from crime scenes to help identify suspects or eliminate individuals from suspicion. One common method for comparing DNA samples is gel electrophoresis, a technique that separates DNA fragments based…

  • Investigation: Gel Electrophoresis and DNA

    Investigation: Gel Electrophoresis and DNA

    This procedural lab is a great compliment for genetic studies where students learn about sex linked genes and mutations.   The allele for Duchenne Muscular Dystrophy is located on the X chromosome and is associated with a deletion mutation for that region.