Between which two loci are recombination (crossing over) most likely to occur?
A) HLA-A and HLA-B
B) HLA-DR and HLA-DP
C) HLA-B and HLA-C
D) HLA-A and HLA-DP

Question

Quizplus · Accepted Answer

Recombination is more likely to occur between loci that are further apart on a chromosome. HLA-A and HLA-DP are located on different regions of chromosome 6, making them the farthest apart compared to the other options.

Between Which Two Loci Are Recombination (Crossing Over) Most Likely