Question 47
(Multiple Choice)
-In a series of mapping experiments,the recombination frequencies for four different linked genes of Drosophila were determined as shown in the above figure.What is the order of these genes on a chromosome map?
A)rb-cn-vg-b
B)vg-b-rb-cn
C)cn-rb-b-vg
D)b-rb-cn-vg
E)vg-cn-b-rb
Answer