The process of separating the crystalloids from collodis using an animal membrane is called………..

Explanation

The process of separating crystalloids from colloids using an animal membrane is called **dialysis**.

### Step-by-Step Solution:

1. **Understanding Crystalloids and Colloids**:
- Crystalloids are small particles that can pass through a semipermeable membrane, while colloids consist of larger particles that cannot pass through the membrane.

2. **Role of the Animal Membrane**:
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