What is acquired immunity? Explain the 3 features of acquired immunity
Answers
Answer:
Antigenic specificity - It is the ability of the host cells to recognize an antigen specifically as a unique molecular entity and distinguishing it from another antigen. Immunological memory - It is the ability of the host cells to remember antigens or pathogens, tumor cells, tissues of immunological self.
Explanation:
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Explanation:
Acquired immunity: Immunity acquired by infection or vaccination (active immunity) or by the transfer of antibody or lymphocytes from an immune donor (passive immunity). Acquired immunity is in contrast to innate immunity (natural immunity).
Humans have three types of immunity — innate, adaptive, and passive:
1. Innate immunity: Everyone is born with innate (or natural) immunity, a type of general protection. ...
2. Adaptive immunity: Adaptive (or active) immunity develops throughout our lives.
3. Active immunity. Immunity derived from antibodies generated by own body. ...
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