問題詳情

11. Paracrine signaling _____.
(A) involves secreting cells acting on nearby target cells by discharging a local regulator into the extracellular fluid
(B) requires nerve cells to release a neurotransmitter into the synapse
(C) occurs only in paracrine yeast cells
(D) has been found in plants but not animals
(E) involves mating factors attaching to target cells and causing production of new paracrine cells

參考答案

答案:A
難度:適中0.695652
統計:A(16),B(1),C(0),D(1),E(2)

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