| NAME _______________________________________ | DATE ______________ |
| 1. | Why do enzymes have different optimum pH's and temperatures?
|
| 2. | Compare the optimum pH and temperature of catalase to the pH and temperature of human blood.
|
| 3. | Explain why lead is considered poisonous.
|
| 4. | Explain why each of these methods works to slow down the browning process.
|