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प्रश्न
Name the following:
The vaccine that helps to produce immunity against polio.
उत्तर
Oral polio vaccine (OPV)
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संबंधित प्रश्न
It is generally observed that the children who had suffered from chicken – pox in their childhood may not contract the same disease in their adulthood. Explain giving reasons the basics of such immunity in an individual. Name this kind of immunity.
Explain the relationship between B-lymphocytes and T-lymphocytes developing an immune response.
Given below is a scheme of classifying immunity against human diseases. Fill up the types of immunity in the blanks 1-9.
Mucous membrane trapping the microbes acts as a ---------------
Answer the following question:
The principle of vaccination is based on the property of the "memory" of the immune system. Taking one suitable example, justify the statement.
Mention one application of the following:
Cytokinin-barrier
Define health.
Which cells are play a major role in non-specific defence against viral infections and tumors?
______ is secreted by killer T - cells.
Innate immunity is ______
