Define with example:
Impermeable membrane

Explanation

### Step-by-Step Solution:

1. **Definition of Impermeable Membrane**:
An impermeable membrane is defined as a type of membrane that does not allow any substances, including solute molecules, to pass through it. This means that no material can cross the membrane, making it completely restrictive.

2. **Characteristics of Impermeable Membrane**:
- It does not permit the movement of any solutes or solvents.
- It acts as a barrier to all types of substances.
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