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Working Cell
Questions from Chapter 5
Term | Definition |
---|---|
Kinetic energy | The energy of motion |
Heat energy | The energy of random motion, often wasted energy. |
Potential energy | Stored energy due to structure or location |
Chemical energy | A type of potential energy found in the bonds between atoms. |
Enzyme | A protein that catalyzes a specific reaction |
Activation energy | The energy necessary to get a reaction started. |
How do enzymes work? | By lowering the activation energy. |
Specificity | A property of enzymes. Each enzyme can only catalyze one reaction. Another way of saying this, an enzyme can only work with a single substrate. |
Environmental factors that influence enzymes | Temperature and pH |
What does it mean to say enzymes are regulated? | Enzymes can be activated or inhibited (blocked from working) by other molecules. |