MCQ
| Column I | Column II |
| A. Proteins | 1. Induces physiological repsonse |
| B. Lipids | 2. Bio catalyst |
| C. Enzymes | 3. Structural back bone |
| D. Hormones | 4. Protective coating in aquatic organism |
- ✓(A - 3), (B - 4), (C - 2), (D - 1)
- B(A - 1), (B - 2), (C - 3), (D - 4)
- C(A - 4), (B - 3), (C - 1), (D - 2)
- D(A - 2), (B - 1), (C - 4), (D - 3)