Shown below is a map of five genes, E, L, V, I, and S, on a chromosome. The map units between each gene are shown. Which of the following pairs would have the highest frequency of recombination?E----5----L-2-V-------10-------I--------------20---------------S
A. L and S
B. I and S
C. V and I
D. E and L
E. L and V
Answer: A
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