Which one of the following statements best describes the role of B cells and T cells in the human body?
Which one of the following statements best describes the role of B cells and T cells in the human body?
They protect the body from environmental allergens.
They alleviate the body's pain and inflammation.
They act as immunosuppressants in the body.
They protect the body from the diseases caused by pathogens.
Solution
B cells (humoral immunity—antibodies) and T cells (cell-mediated immunity) are key lymphocytes of the adaptive immune system that protect the body from infections caused by pathogens.