問題詳情

3. Red tides are dangerous because of ________.
(A) the dinoflagellates that cause them produce a strong neurotoxin
(B) the euglenoids that cause them produce a toxin that causes severe flulike symptoms
(C) the green algae that cause them produce a severe allergic reaction in most people
(D) the diatoms that cause them produce severe gastric distress
(E) the red algae that cause them can disrupt shipping by clogging propellers

參考答案

答案：A
難度：計算中-1
書單：沒有書單，新增

用户評論

【陳夢陽】評論

引起赤潮的甲藻會產生強烈的神經毒素。 這種稱為石房蛤毒素的神經毒素會在貝類體內積聚，並導致食用貝類的人出現麻痺性貝類中毒。 赤潮對海洋生物和接觸赤潮或食用受污染海鮮的人類都是危險的。