問題詳情

18. An interaction between individuals of different species that benefit both partners is called
(A) commensalism.
(B) predation.
(C) exploitation.
(D) mutualism.
(E) ammensalism.

參考答案

答案：D
難度：適中0.538462
統計：A(7),B(0),C(1),D(14),E(2)