Tag: lactose
-
Case Study – Understanding Lactose Intolerance
I made this case study for freshman level biology to complement Ch 2: The Chemistry of Life. Students review the structure of atoms and molecules, then learn about biomolecules and enzymes. This case study explores the human side of enzymes and proteins. Specifically looking at how humans have a special enzyme, lactase, to digest milk…
-
Enzymes and Substrates – Coloring
A simple worksheet showing how enzymes bind to substrates to create products. Students color a graphic and answer questions.
-
Gene Regulation in Prokaryotes – Lac Operon
Students examine graphics showing the lac-operon and the trp operon. The graphics illustrate how the operons are turned on and off.
-
Demonstration: Can Yeast Digest Lactose?
This activity can be performed as student lead inquiry lab or as a class demonstration activity. Students should have a basic understanding of how enzymes work and the relationship between lactose and lactase. If you use Openstax, this is a great lesson to bridge the chapter on enzymes to the next one on respiration and…