The symptoms of the disease will depend on the tissue/organ targeted by the infectious agent. Justify with three examples.

Explanation

### Step-by-Step Solution:

1. **Understanding the Statement**: The symptoms of a disease are influenced by the specific tissues or organs that an infectious agent targets. Different organs have different functions, and when these functions are disrupted by an infection, specific symptoms arise.

2. **Example 1: Brain Infection**
- **Target Organ**: Brain
- **Symptoms**: If the brain is infected, symptoms may include headache, vomiting, seizures (fits), and unconsciousness. This is because the brain controls many bodily functions, and its infection can lead to severe neurological symptoms.

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