Three genes A, B, C give recombination frequencies: A-B = 5%, B-C = 10%, A-C = 15%. The map order is
- A
C - A - B
- B
A - C - B
- Ccheck_circle
A - B - C
- D
B - A - C
Explanation
Distances are additive: A-B + B-C = 5 + 10 = 15 = A-C. So B is between A and C.