Study the three graphs illustrated below about enzyme activity vs pH.

Which enzyme is more likely to be found in the stomach, which is very acidic (pH less than 7)?
Which of the following chemical models most likely represents a carbohydrate?
The image below shows the monomer that builds the macromolecule .
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What type of macromolecule is an enzyme?
Which function is not carried out by proteins?
What can have an effect on the speed of enzyme-catalyzed reactions?
What type of macromolecule is DNA?
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If this monomer joined with another monomer to create a polymer, what would the function be?
What is the primary role of DNA in organisms?
Which macromolecule primarily makes the cell membrane?
What is the function of an enzyme in a biochemical reaction?
Which carbohydrate is the main energy source in human diet?
What is the function of enzymes in a biological system?
What happens to an enzyme after it catalyzes a reaction?
What happens when an enzyme gets denatured?
Which condition can denature an enzyme?
What is the result when an enzyme is denatured?