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

表2 群体基因型分布及绝对平衡群体占比

Table 2 Population genotype distribution and the proportion of absolutely balanced population

群体大小 群体类型分布 群体类型系数 类型数 平衡群体占比 1 AA, Aa, aa 1 2 1 3 2/4 2 AAAA, AAAa, AAaa (AaAa), Aaaa, aaaa 1 4 6 4 1 5 6/16 3 AAAAAA, AAAAAa, AAAAaa (AAAaAa), AAAaaa<break/>(AaAaAa), AAaaaa (AaAaaa), Aaaaaa, aaaaaa 1 6 15 20 15 6 1 7 20/64 ┇ ┇ ┇ ┇ ┇ N A;2;;N;, A;2;;N;;-1;a, A;2;;N;;-2;a;2;, ∙∙∙, A;2;a;2;;N;;-2;, Aa;2;;N;;-1;, a;2;;N; C;0;2NC;1;2NC;2;2N…C;2N-2;2NC;2N-1;2NC;2N;2N 2N+1 C;N;2Np;N;q;N;