The correct response is white blood cells. They play a crucial role in the immune system by helping to fight off infections and diseases, including colds.
Question
It is the middle of the winter and like everyone else you have caught a cold, your body relies on your ___________ to help boost your immune system.
(1 point)
Responses
plasma
plasma
red blood cells
red blood cells
white blood cells
white blood cells
platelets
1 answer