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प्रश्न
Given below are some human organs. Identify one primary and one secondary lymphoid organ. Explain its role.
Liver, thymus, stomach, thyroid, tonsils
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उत्तर
Liver, thymus, stomach, thyroid, tonsils Primary lymphoid organ – thymus Secondary lymphoid organ – tonsils Immunocompetency of T cells is achieved in the Thymus Whereas tonsils help to fight viral and bacterial infections.
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