複選題
59. For invertebrates, which statement is NOT CORRECT?
(A) Molluscs are the most diverse phylum.
(B) Trematodes have very sophisticated defenses against immune system attack.
(C) Tapeworms lack a mouth and a gut.
(D) Echinoderms and vertebrates are more closely related than arthropods.
(E) Barnacles are classified as mollusks because of their trochophore larvae.
答案:登入後查看
統計: A(29), B(13), C(12), D(5), E(25) #2052910
統計: A(29), B(13), C(12), D(5), E(25) #2052910
詳解 (共 6 筆)
#4830976
(A) 昆蟲(而非軟體動物)才是分布最廣的種類
(E) 藤壺是節肢動物而非軟體動物
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#6351873
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A. 軟體動物是最多樣的門:
- 錯誤,節肢動物是動物界中最多樣的門,軟體動物是動物界中第二多樣的門
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B. 扁形動物有非常複雜的防禦機制來對抗免疫系統攻擊:
- 正確,扁形動物有多種機制來逃避宿主的免疫系統
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C. 絛蟲缺乏口和消化道:
- 正確,絛蟲通過體表吸收宿主消化後的營養,因此不需要消化系統
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D. 棘皮動物和脊椎動物比節肢動物更親近:
- 正確,棘皮動物和脊椎動物都屬於後口動物
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E. 藤壺被歸類為軟體動物是因為它們的幼蟲是纽壳虫:
- 錯誤。藤壺屬於節肢動物
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