Why Does Active Immunity Produce Long-Term Immunity Better Than Passive

question 8

Multiple Choice

Why does active immunity produce long-term immunity better than passive immunity?

• A)Active immunity always leads to having the illness though in a milder form than an unvaccinated individual.
• B)Antibodies do not produce long-term immunity because they break down after two weeks.
• C)During active immunity, antigens for the disease are presented to the immune system through classical antigen presentation mechanisms, so an active B-cell response and immunologic memory develop.
• D)Long-term storage of antibodies maintains vaccine integrity; however, antigens cannot be stored long term.
• E)All of the answers are correct.

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