Name ___________________________________ Date ____________
Enzyme Quiz – B-LS 1-6
1. At high temperatures, the rate of enzyme action decreases because the higher temperatures…
A. Change the pH of the enzyme’s environment
B. Alter the active site of the enzyme
C. Neutralize the acids and bases of the environment
D. Increase the concentration of the enzyme
2. The diagram below shows an enzyme-substrate complex. Which of the following things is represented
by Structure X?
A.
B.
C.
D.
Substrate
Product
Enzyme
Complex
3. In the human digestive system, the enzyme trypsin acts on proteins. The optimal temperature for the
enzyme is approximately 40℃. Which of the following graphs shows how the activity of the enzyme
most likely relates to the temperature of the environment where the reaction happens?
A.
B.
C.
D.