| 1. | They are highly substrate specific |
| 2. | In thermophilic organisms, enzymes can catalyze reaction at high temperatures, i.e. 90°C |
| 3. | All enzymes are proteinaceous in nature |
| 4. | Some enzymes have metal ions |
| List-I | List-II | ||
| A. | Ribozyme | I. | Glucose transport |
| B. | Lecithin | II. | Non-proteinaceous enzyme |
| C. | Glut-4 | III. | Lipid |
| D. | Vitamins | IV. | Coenzyme |
| 1. | A-IV, B-III, C-I, D-II | 2. | A-IV, B-III, C-II, D-I |
| 3. | A-II, B-I, C-III, D-IV | 4. | A-II, B-III, C-I, D-IV |
A non-proteinaceous enzyme is:
| 1. | lysozyme | 2. | ribozyme |
| 3. | ligase | 4. | deoxyribonuclease |