81.紫外線(UV light)之致癌作用,主要是對於 DNA 造成下列何種損傷?
(A)形成嘧啶二聚體(pyrimidine dimer)
(B)雙股 DNA 斷裂(double-stranded DNA break)
(C)染色體非平衡性轉位(chromosome unbalanced translocation)
(D)基因擴增(gene amplification)
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統計: A(574), B(138), C(24), D(2), E(0) #3199479
統計: A(574), B(138), C(24), D(2), E(0) #3199479