After DNA fragmentation, the fragments can be visualised only after staining the DNA with which compound?

Explanation

To answer the question regarding which compound is used to visualize DNA fragments after fragmentation, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding DNA Fragmentation**:
- DNA fragmentation refers to the process where DNA is broken down into smaller pieces or fragments. This can occur naturally or through laboratory techniques.

2. **Need for Visualization**:
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