23andMe Predict the Genetic Probability of Lactose Intolerance Inheritance

Education Level: High School, Undergraduate, Continuing Education
Topics: , ,
Teaching with:
Keywords: , , , ,


An activity that uses a real family’s genotype data for lactose intolerance to practice applications of Punnett Squares and the Hardy-Weinberg equation.

Students will be able to:

  • Predict the phenotypic and genotypic probability that a couple’s offspring will experience lactose intolerance.
  • Determine genotype frequency at marker rs4988235 for different populations.

Resources in this Lesson

Browse all resources

Have ideas for genetics resources that you would like to see on this site?
Email us at educators@23andMe.com