LC Biology Practice Questions - Leaving Certificate Biology (Ireland) Exam

Access More Questions

An enzyme works fastest at 40 degrees Celsius. At 70 degrees Celsius its activity falls almost to zero. The best explanation is that at 70 degrees Celsius the enzyme has been:

Used up as a reactant Denatured, changing the active site shape Converted into its substrate Diluted by extra water

Correct Answer:

Denatured, changing the active site shape

Access more questions from this quiz

Continue to LC Biology Practice Questions - Leaving Certificate Biology (Ireland) Exam for more practice questions and the full quiz experience.

Access More Questions