How are viroids different from viruses?

Explanation

To understand how viroids differ from viruses, we can break down the differences into several key points:

### Step-by-Step Solution:

1. **Definition of Viroids**:
- Viroids are the smallest infectious agents known, primarily responsible for causing diseases in plants. They consist solely of a small, circular, single-stranded RNA molecule.

2. **Lack of Protein Coat**:
...