What are vector hosts? Give two example.

Explanation

### Step-by-Step Solution

1. **Definition of Vector Hosts**:
- Vector hosts are organisms that carry and transmit pathogens (disease-causing organisms) from one host to another. They do not cause the disease themselves but play a crucial role in the spread of the pathogen.

2. **Understanding Pathogens**:
- Pathogens are microorganisms such as bacteria, viruses, fungi, or protozoa that can cause diseases in other organisms.

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