What is it that prevents a child to suffer from a disease he/she is vaccinated against? Give one reason.

Explanation

To answer the question, "What is it that prevents a child from suffering from a disease he/she is vaccinated against? Give one reason," we can break down the explanation into clear steps:

### Step-by-Step Solution:

1. **Understanding Vaccination**: Vaccination is a process where a person is exposed to a harmless form of a pathogen (the disease-causing agent) to stimulate the immune system without causing the disease.

2. **Role of Antibodies**: When a child is vaccinated, their immune system responds by producing specific proteins called antibodies. These antibodies are designed to recognize and neutralize the pathogen.

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