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प्रश्न
Why is secondary immune response more intense than the primary immune response in humans?
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उत्तर
The secondary immune response is more intense than the primary immune response in humans because the memory B cells deal with the invading microbes by producing antibodies. The cells of the body remember that they have previously encountered this type of infection.
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संबंधित प्रश्न
Summarise the process of vaccine production
Describe the antigen-antibody complex
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 ---------------
Give one significant difference between primary lymphoid organs and secondary lymphoid organs. Give one example of each.
Answer the following question.
Differentiate between the roles of B-lymphocytes and T-lymphocytes in generating immune responses.
Both B-cells and T-cells are derived from __________.
Differentiate between B-cells and T-cells.
T-lymphocytes and B-lymphocytes are derived from ____________.
____________ are previously sensitized cells which retain the sensitization memory for a long time in the future.
Toxins released by bacteria like tetanus toxin undergo______.
All are forms of vaccines, EXCEPT ______.
Due to which property of acquired immune system does a second encounter of the same pathogen brings about a stronger and quicker immune response?
Production of which of the following is stimulated by secretin hormone?
Which of the following components does not participate in innate immunity?
What is an antigen?
What are antibodies?
What happens to most sensitised lymphocytes or effector cells after they are produced by a stimulated lymphocyte?
