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2N or 2-N may refer to: * 2N or 2°N, the 2nd parallel north latitude * MI 2N, a type of electric multiple unit running on the French RER rail network * 2N, a prefix labelling certain JEDEC transistors, notably the 2N2222 * 2N, an indicator of a redundancy level in (for example) an uninterruptible power supply configuration * Powers of 2 (2n) * In genetics, 2n = x refers to a diploid chromosome number of x * NJ 2-N; see New Jersey Route 17 * MI 2N series double-decker train; see RER A ==See also== * N2 (disambiguation) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「2N」の詳細全文を読む スポンサード リンク
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