Question

. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, or its toxins. Which of the following BEST explains how a vaccine works?
1 It acts as an antibiotic against specific microorganisms.
2 It contains antibodies that fight against the disease in the body.
3 It causes the body to produce antibodies that fight against the disease.
4 It mixes with the blood and prevents the microorganisms from entering the body.​

Answer 1

Answer:A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins

Explanation:

Answer 2

Answer:

3

Explanation:

because when the vaccine is entered into the body, the weakened microorganism gonna killed by antibodies. Then the antibodies become immune to that microorganism