Question

Distinguish between Active Immunity and Passive Immunity.

Answer 1

Active immunity is the immunity provides by our body whereas passive immunity is the immunity which the body aquires from outside through drugs...

Answer 2

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when a host exposed to antigens,which may be in the form of living or dead microbes Or other proteins antibodies are produced in the host body. It is called active immunity.

• Active immunity is slow and takes time to give it's full effective response.

• injecting the microbes deliberately during immunisation.

when ready - made antibodies are directly given to protect the body against foreign agents, this is known as passive immunity.

• IgG antibody which is transferred from mother to foetus through placenta during 20th week of pregnancy.it is an example of passive immunity