Which is an immune response?
A: The iris of the eye narrows when the eyes are exposed to bright light
B: langerhans cells transport harmful substances to white blood cells
C: muscles under the skin contract rapidly to adjust the body’s internal temperature
D: T cells signal B cells to adjust the pH of the blood
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Which is an immune response?
A: The iris of the eye narrows when the eyes are exposed to...
A: The iris of the eye narrows when the eyes are exposed to...
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