Which of the following is true of cd4+ lymphocytes

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Which of the following is true of CD4+ lymphocytes

They have suppressor functions.

They are cytotoxic

They account for 35% of peripheral T-lymphocyte in the blood and lymphoid organs

They regulate immune functions by secreting helper molecules such as interleukin-2.

They secret IgE

Reference no: EM1399862

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