41 Which one is not existent in our environment?
(A) flame retardants
(B) POPs
(C) pesticide DDT
(D) P-glycoprotein

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統計: A(14), B(8), C(9), D(26), E(0) #2059660

詳解 (共 2 筆)

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#3685854
Which one is not exi...
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