State the following statements as true (T) or false (F) and select the correct option.
| A. | Integral proteins are partially or totally buried in the membrane. |
| B. | Human RBC membrane has approximately 52% proteins. |
| C. | Proteins move laterally within overall bilayer of membrane. |
| A | B | C | |
| 1. | T | T | T |
| 2. | F | T | F |
| 3. | T | F | T |
| 4. | F | F | T |