Explain the biological significance of vaccination.

The biological significance of vaccination is to create immunity and protect a living organism from the severe consequences of viral and bacterial diseases. When a weakened strain enters, the body reacts and secretes specific antibodies, since the strain is still weakened, albeit new, the body copes with this task. Information about this fight is stored in B-lymphocytes and when a second collision with the same strain occurs, the body can easily neutralize it.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.