Holt Modern Biology 1st Edition by John Postlethwait ,Janet Hopson

Exercise 37

INTERPRETING GRAPHICS: The graph below shows the energy in a chemical reaction as the reaction progresses. Use the graph to answer the questions that follow.

Suppose that this reaction needs a catalyst to proceed. In the absence of a catalyst, the activation energy would be which of the following?
F) larger than what is shown
G) the same as what is shown
H) smaller than what is shown
J) not much different from what is shown