Question:
The term 'active immunity' means
The term 'active immunity' means
Updated On: Aug 1, 2022
- increasing rate of heart beat
- increasing quantity of blood
- resistance developed after disease
- resistance developed before disease.
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The Correct Option is C
Solution and Explanation
Active immunity is the immune response generated in an individual due to previous contact with disease or vaccination. In many cases, it is life long.
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Concepts Used:
Immune System
It consists of tissues, cells, soluble molecules like antibodies and lymphoid organs. The WBC cells called the leucocytes have a significant role as they seek out to destroy the disease-causing organisms. These leucocytes are stored in different locations in the body including the spleen, bone marrow, and thymus. These organs are called as the lymphoid organs. The leucocytes are also present in the lymph nodes of the body.It is considered as the main lymphoid orga and. It produces all the blood cells including the lymphocytes. The thymus is an organ that is present near to the heart, beneath the breastbone.
