Q. 25.0( 1 Vote )

Write the functions of the two types of lymphocytes in the defense mechanism of the body.

Answer :

The lymphocytes mainly found in lymph and are responsible for producing the immune response.

Lymphocytes are of two types—


i. B-lymphocytes


ii. T-lymphocytes


B-lymphocytes


B-lymphocytes is also known as B-cells and they mature in the bone marrow.


They produce an army of protein in blood, known as antibodies in response to pathogens. They are involved in the antibody-mediated immunity(AMI) or humoral immunity.


T-lymphocytes


T-lymphocytes is also known as T-cells and they mature in the thymus gland.


They help B-cells(B-lymphocytes) to produce antibodies and are capable of destroying the cancer cell. They are involved in the cell-mediated immunity(CMI).


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