Question 5 (12 points)
Chemical reactions in the human body are catalyzed when enzymes interact with substrates as shown in the diagram.
57
&
What happens to the enzyme after the chemical reaction occurs?
O O O O
The enzyme becomes a part of the product of the reaction, so it no longer exists.
The enzyme is used up during the reaction, so it no longer exists.
The enzyme is unchanged, so it can be reused when more substrate is available.
The enzyme is changed during the reaction, so it no longer works.
C