OBJECTIVE LIFE SCIENCE
SIGNALLING IMMUNOLOGY CANCER
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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-immune
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immunity; safe
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lymph node
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spleen
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None of the above
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Explanation:
Detailed explanation-1: -An example of active immunity is through vaccinations, and passive immunity is through the placenta.
Detailed explanation-2: -Research expands. Such findings have spurred the study of people who appear to have stayed free of COVID-19 despite high risks, such as repeated exposures and weak immune systems.
Detailed explanation-3: -ICMR study indicates Covaxin booster dose safe, necessary for persistent immunity: Govt in LS. The vaccine effectiveness estimates were found to be similar against the Delta strain and sub-lineages. A second study assessed the persistence of immunogenicity up to six months after a two or three-dose with Covaxin.
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