Which of the following best describe the function of interferon? D
Chemical secreted by helper T cells to activate plasma cells.
Chemical secreted by a cell infected by bacteria causing cells to initiate antibacterial defense mechanisms.
Chemical secreted by macrophages that makes microorganisms easily recognizable by the cells.
Chemical secreted by a cell infected by a virus that causes other cells to initiate antiviral defense mechanisms.
Chemical that will signal the brain to increase body temperature.

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