In order for a lymphocyte to respond to an antigen, the antigen must
A) be phagocytized by the lymphocyte.
B) enter the cytoplasm of the lymphocyte.
C) bind to the DNA of the lymphocyte.
D) bind to specific receptors on the lymphocyte membrane.
E) depolarize the lymphocyte membrane.

Question

Quizplus · Accepted Answer

Lymphocytes have specific receptors on their membrane that can recognize and bind to antigens. This binding triggers a cascade of events that leads to the activation and response of the lymphocyte. Antigens do not need to enter the cytoplasm or bind to the DNA of the lymphocyte to initiate a response.

In Order for a Lymphocyte to Respond to an Antigen