問題詳情
32. Which of the following features belong to the coral?1. a gastrovascular cavity2. a polyp stage3. a medusa stage4. cnidocytes5. a pseudocoelom
(A) 1 and 4
(B) 2 and 3
(C) 2, 3, and 4
(D) 1, 2, 3, and 4
(E) all five of these
(A) 1 and 4
(B) 2 and 3
(C) 2, 3, and 4
(D) 1, 2, 3, and 4
(E) all five of these
參考答案
無參考答案
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