Name three unusual bases present in tRNA and name the bases from which these are developed.

Explanation

To answer the question about the unusual bases present in tRNA and their origins, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Unusual Bases in tRNA**:
- The three unusual bases commonly found in tRNA are:
- Dihydrouridine (D)
- Pseudouridine (Ψ)
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