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In Drosophila, the following crossing over percentages were found between the given genes:
Gene Gene C.0%
a b 2.8
a c 7.8
d b 8.0
d c 3.0
What is the order of these genes?
A. |
a-b-d-c |
B. |
b-a-c-d |
C. |
b-a-d-c |
D. |
a-b-c-d |
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