問題詳情

50. All of the followings belong to the Eumetazoa, EXCEPT
(A) Proifera
(B) Platyhelminthes
(C) Mollusca
(D) Annelida
(E) NematodaⅡ.

參考答案

答案：A
難度：困難0.375
統計：A(3),B(0),C(1),D(0),E(1)