問題詳情
57
In a series of mapping experiments, the recombination frequencies for four different linked genes of Drosophila weredetermined as shown in the figure. What is the order of these genes on a chromosome map?
(A) cn-rb-b-vg
(B) b-rb-cn-vg
(C) rb-cn-vg-b
(D) vg-b-rb-cn
(E) vg-cn-b-rb
參考答案
答案：B
難度：簡單0.727273
統計：A(0),B(8),C(0),D(2),E(0)