Enzyme Action
July 6th, 2020
SQ5- Enzymes Study Questions
- Define the following:
- Enzyme
- Active site
- Catalyst
- Activation energy
- Substrate
- Describe the function of an enzyme
- Explain the “lock and key” model of enzyme action.
Factors that affect enzyme action
Conditions | Increase enzyme activity | Increase enzyme activity |
Temperature | ||
Enzyme concentration | ||
pH |
- How does excess heat affect an enzyme?
- List 5 ways enzymes are used in medicine and industry.
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- How are enzymes named.
- Iodine tests for what type of substance?
- What is the color of a positive Iodine test?
- Name one substance that yields a positive Iodine test.
- Name one substance that yields a negative Iodine test.
- What color iodine test shows low amylase activity?
- Explain why.
- What color iodine test shows high amylase activity?
- Explain why.
- Describe the chemical composition of starch.
- What is curd?
- What is whey?
- What is the role of rennin in cheese making?