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Proteins and Enzymes
Nat 5 Unit 1 Section 5 DHS
| Question | Answer |
|---|---|
| A biological catalyst. | Enzyme |
| The type of molecule all enzymes are made from. | Protein |
| Enzymes do this to the chemical reactions they take place in. | Speed up |
| After an enzyme has taken part in a chemical reaction it can be used again as it is ......... . | Unchanged / the same / not effected |
| The type of enzyme reaction in which a large molecule is broken down into smaller molecules. | Degradation |
| The type of enzyme reaction in which small molecules are combined to form larger molecules. | Synthesis |
| The molecule an enzyme reacts with. | Substrate |
| The substances formed by an enzyme reaction | Products |
| The property of enzymes which means they can only react with one substance. | Specific |
| The enzyme which can react with starch to form maltose. | Amylase |
| The enzyme which can react with hydrogen peroxide to form oxygen and water. | Catalase |
| The enzyme which can react with glucose-1-phosphate to form starch. | Starch Phosphorylase |
| The area on of an enzyme which is used to join to the substance it is going to react with. | Active Site |
| The term used to describe the conditions at which an enzyme will work best. | Optimum |
| The term used to describe changes in the enzymes structure caused by extreme conditions. | Denatured |
| A condition which when changed can effect an enzymes rate of reaction. | Temperature/ pH |
| The area of the molecule an enzyme joins to. | Complimentary binding site |