Missy Baker is missing and police have two suspects. Knowing that Missy Baker has cystic fibrosis, students will test DNA evidence from both suspects’ cars to see if it matches a person with a CFTR deletion. This lab provides an excellent overview of genetic technologies and connects their uses, from identification to genetic diagnosis, in an engaging and accessible format. With reliable results and a straightforward procedure, Missy Baker Missing is an excellent lab to introduce students to PCR and gel electrophoresis lab techniques. Can be completed in two 45-minute class periods or one 90-minute class period.