Lymphocytes are cells that play a crucial role in the body's immune response, specifically in fighting off infections and foreign invaders. There are two main types of lymphocytes: B cells, which produce antibodies to target specific pathogens, and T cells, which directly attack infected cells.

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Lymphocytes Are

Question 27

Multiple Choice

Lymphocytes are

A) harmful agents such as viruses and bacteria.
B) stress hormones produced by the sympathetic nervous system.
C) cancer cells that form in the adrenal glands.
D) disease-fighting cells that are part of the body's immune system.

Correct Answer: