Chemokines often show redundancy in their signaling. Why might redundancy be beneficially in multicellular organisms to starting certain immune responses?
A. Immune response can be up-regulated or down-regulated based on how many chemokines are released.
B. Receiving multiple signals allows a double check before an immune response is started.
C. Some signals target multiple cells and are nonspecific.
D. Inactivated cells do not bind chemokine signals.
E. A, B, and C
Answer: E