遗传漂变教学方法刍议

王春明, 林昌俊, 冯虎元

How to teach genetic drift

Wang Chunming, Lin Changjun, Feng Huyuan

Table 1 Probability of allele loss or fixation after one generation

群体大小 基因固定类型 每类固定发生概率 固定发生总概率 1 AA;aa 1/4 = (1/2);2; 1/2 2 AAAA;aaaa (1/4);2; = (1/2);4; (1/2);3; 3 AAAAAA;aaaaaa (1/4);3; = (1/2);6; (1/2);5; ┇ ┇ ┇ ┇ N N•AA;N•aa (1/4);N; = (1/2);2;;N; (1/2);2;;N;;-1;