How are humans protected against bacterial infection?

1.	How are humans protected against bacterial infection?
Answer» 1. Vaccination to create immunity. 2. Use of antibiotics, such as penicillin and streptomycin. 3. The skin secretes serum which prevents bacterial entry. 4. Antibody formation in blood plasma. 5. W.B.C. attacks and destroys bacteria by phagocytosis, and agglutinins.

Answer»

1. Vaccination to create immunity.

2. Use of antibiotics, such as penicillin and streptomycin.

3. The skin secretes serum which prevents bacterial entry.

4. Antibody formation in blood plasma.

5. W.B.C. attacks and destroys bacteria by phagocytosis, and agglutinins.

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