T lymphocytes, also known as T cells, are a type of immune cell that play an important role in cellular immunity. These cells have the ability to recognize and kill infected cells by releasing toxic substances. They do not produce or secrete antibodies, which are the primary effector molecules of humoral immunity.

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T Lymphocytes

Question 13

Multiple Choice

T lymphocytes

A) play an important role in humoral immunity.
B) confer immunity by the production and secretion of antibodies.
C) secrete toxic substances that kill infected cells.
D) release antibodies into the blood.

Correct Answer: