Use this electrophoresis kit to teach genetic testing for cystic fibrosis, which is caused by a 3 base pair deletion and is easily seen using DNA electrophoresis.With this set, a mother, father and child are tested. Your students will see a normal, carrier and affected genotype in the control samples provided. You can use the set to teach the meaning of the terms heterozygote and homozygote. The ethical issues raised by genetic testing can also be covered. Additional equipment required for this DNA kit: Electrophoresis tank; power supply; fixed volume or adjustable 40?l micropipette and tips.Kit contains: instructions, DNA samples, DNA stain, agarose, electrophoresis buffer. For 8 gels/student groups.