阿摩線上測驗
16.在DNA中核苷酸突變現象，嘌呤取代嘌呤或嘧啶取代嘧啶的點突變，稱之為下列何者？
(A) inversion
(B) transmutation
(C) transversion
(D) transition
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統計： A(21), B(41), C(112), D(239), E(0) #1979653
統計： A(21), B(41), C(112), D(239), E(0) #1979653
詳解 (共 2 筆)
Andy
#3320210
(C) transversion
Transversion, in molecular biology, refers to a point mutation in deoxyribonucleic acid (DNA), where a single (two ring) purine is changed for a (one ring) pyrimidine, or vice versa.
(D) transition
Transition, in genetics and molecular biology, refers to a point mutation that changes a purine nucleotide to another purine (A ↔ G), or a pyrimidine nucleotide to another pyrimidine (C ↔ T). (B) transmutation
並沒有在生物學中使用這個名詞
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