48 According to the passage, which of the following factors is NOT the challenge to the research about the jellyfish Turritopsis dohrnii?
(A)The data collected is not enough, and the research is not continuous.
(B)Turritopsis dohrnii are under threat of too many predators.
(C)Turritopsis dohrnii are very delicate and often don’t live long enough.
(D)Turritopsis dohrnii is too large to find the tissues about regeneration.

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統計： A(66), B(74), C(156), D(535), E(0) #3126595

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48. 根據文章，以下哪個因素不是研究不...
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48 According to the passage, which of the following factors is NOT the challenge to the research about the jellyfish Turritopsis dohrnii?
(A) The data collected is not enough, and the research is not continuous.
(B) Turritopsis dohrnii are under threat of too many predators.
(C) Turritopsis dohrnii are very delicate and often don’t live long enough.
(D) Turritopsis dohrnii is too large to find the tissues about regeneration.
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48 根據文章內容，下列哪一個因素不是燈塔水母研究的挑戰？
(A）收集的資料不夠，研究不夠連續。
(B) 燈塔水母面臨太多掠食者的威脅。
(C）燈塔水母非常脆弱，通常壽命不夠長。
(D) 燈塔水母太大，無法找到有關再生的組織。
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