Answer: It temporarily increases (back to near the initial rate), showing that substrate concentration affects reaction velocity until enzyme becomes saturated.
In the Toothpickase Lab, students simulate the activity of an enzyme called "toothpickase" that breaks down toothpicks. The lab is designed to mimic the behavior of real enzymes, such as lactase or amylase, which break down lactose or starch, respectively. toothpickase lab answers