Question
A student links immunity with circulation. Circulation improves defense because it:
Correct Answer: A
Transports immune cells and molecules to infection sites
Blood and lymph carry leukocytes, antibodies, complement, and signaling molecules. This allows defense responses to reach damaged or infected tissues.
Blood and lymph carry leukocytes, antibodies, complement, and signaling molecules. This allows defense responses to reach damaged or infected tissues.
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