13. What is the central metal of chlorophyll (葉綠素)?
(A)Mg
(B)Cu
(C)Co
(D)Ni
(E)Co
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統計: 尚無統計資料
統計: 尚無統計資料
13. What is the central metal of chlorophyll (葉綠素)?
(A)Mg
(B)Cu
(C)Co
(D)Ni
(E)Co