Chapter 21, Problem 21.51EP

Describe the effect that each of the following changes would have on the rate of a biochemical reaction involving the substrate arginine and the enzyme arginase.

1. a. Decreasing the arginine concentration
2. b. Increasing the temperature from its optimum value to a value 10° higher
3. c. Increasing the arginase concentration
4. d. Decreasing the pH by one unit from its optimum value