Detailed Facilitation Teacher will do… Set the stage for the unit by using a KWL on large chart paper. Guide the students in a discussion about what they know think about lactose intolerance and record their ideas in the chart. Then project the statistics about demographic groups and lactose intolerance and discuss.
Detailed Activities Students will do: Students will participate in the discussion and contribute their ideas to be recorded. They will examine the demographic information and think about it .
Assessment: Teacher by observation of participation in the discussion
Resources needed: Projector slide of demographic data on lactose intolerance, large chart paper for the KWL.
Homework: Students should find out more about incidence of lactose intolerance in family members
Discussion about the data:
After the KWL and showing the data, discuss lactose intolerance vs. Lactose tolerance in different populations and ethnic groups:
From the data ask the students who is lactose intolerant and who is not in the world; Identify lactase persistence as a mutation that affects a small portion of the world population; Ask if milk is a necessary food in the diet and whether it is in all diets around the world? Ask why they think dairy products are so prevalent in this country; Discuss the milk industry and its power; Tie this discussion back to the statistics on lactose intolerance and identify a pattern of dominant groups who are lactase persistent setting up a society that pushes milk on everyone; Ask what they think about this.
Essential Questions for the Discussion:
·What do you notice from the data tables about who is lactose intolerant and who is not?
·Why do you think so many people are lactose intolerant in minority groups?
·Do you think lactose intolerance is a medical disorder or is it normal in human beings?
·What do you think is the dairy industry’s position on this topic?
·If most students at this school were lactose intolerant, would that be an issue? If so in what way?