The essential chemical components of many coenzymes are:
| 1. | Nucleic acid | 2. | Carbohydrates |
| 3. | Vitamins | 4. | Proteins |
For its activity, carboxypeptidase requires:
| 1. | Iron | 2. | Niacin |
| 3. | Copper | 4. | Zinc |
Which one of the following is a fat-soluble vitamin and its related deficiency disease?
| 1. | Ascorbic acid - Scurvy |
| 2. | Retinol - Xerophthalmia |
| 3. | Cobalamine - Beri-Beri |
| 4. | Calciferol - Pellagra |
An organic substance bound to an enzyme and essential for its activity is called:
| 1. | coenzyme | 2. | holoenzyme |
| 3. | apoenzyme | 4. | isoemzyme |
In which one of the following enzymes, is copper necessarily associated as an activator:
| 1. | Tryptophanase | 2. | Lactic dehydrogenase |
| 3. | Tyrosinase | 4. | Carbonic anhydrase |
Pantothenic acid & Biotin are associated with:
| 1. | Vitamin D | 2. | Vitamin B complex |
| 3. | Vitamin K | 4. | Vitamin E |