For High School Teachers
 
 
  From DNA to Organism: A Study in DNA Function for the High School Biology Classroom
 
 

Module 2: DNA and genes

Teacher suggestions for Module 2: DNA staining

     Timing

  • 1 period (with 30 minutes waiting time) + 10 minutes the next day to get data

     What you need to set up

  • Staining trays
  • Methylene blue DNA stain
  • Water to rinse stain off with (tap?)

     What the students need

  • Their gels from the previous step
  • staining tray per group
  • Access to DNA stain and water
  • Spatula to be able to move gels

     Prelab
 
           5– 10 minutes to explain what needs to be done.

     Lab

           45– 50 minutes to get gels out of rigs, fill trays, place gels in trays and then             move them to water tray.

     Postlab

           Next day checking gels and getting data.

     Homework