Use the Following to Answer the Questions Below

Use the following to answer the questions below:
Below are descriptions of the variables needed to plot a graph on which enzyme activity is the y-axis. For each description choose from the response list the "shape" of the resulting graph. Choices may be used more than once or need not be used at all.
-Increase in temperature beginning at the optimum temperature with all other variables constant

A) line with an upward slope
B) line with a downward slope
C) line with an upward slope and a long flat top
D) line with an upward slope followed by a downward slope