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試卷名稱：114年 - 114 國立中山大學_學士後醫學系招生考試試題：普通生物及生化概論#126236
年份：114年
科目：學士後西醫-普通生物及生化概論
25. Which of the following is the most distinguishing difference between a purine and a pyrimidine?
(A) Purines are double ring structures while pyrimidines have a single ring.
(B) Purines have nitrogens in the rings while pyrimidines do not.
(C) Pyrimidines have nitrogens in the rings while purines do not.
(D) Purines are found in RNA while pyrimidines are found in DNA.
(E) Purines are found in DNA while pyrimidines are found in RNA.
