80.In the island biogeography model, species richness is a balance between
(A) immigration and extinction;
(B) inhibition and facilitation;
(C) emigration and speciation;
(D) tolerance and inhibition.
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統計: A(4), B(0), C(2), D(1), E(0) #3577809
統計: A(4), B(0), C(2), D(1), E(0) #3577809