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Biology 6 Online
OpenStudy (anonymous):

Swollen lymph nodes might indicate A. an infection. B. high blood pressure. C. varicose veins. D. an irregular heartbeat.

OpenStudy (anonymous):

When you get a cold, sometimes your lymph nodes swell as your body tries to isolate the sickness and fight it off. Based on that observation, I would guess the answer to be A. But, I could be wrong.

OpenStudy (anonymous):

The answer is A

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