The genetic distance from one end of a linkage group and the other may exceed 50 m.u.because the distances between many gene pairs are added together to make the map.

Question

Quizplus · Accepted Answer

Genetic distance in a linkage group can exceed 50 map units (m.u.) because it represents the sum of distances between multiple gene pairs along a chromosome, and recombination rates between distant genes can accumulate beyond 50%.

The Genetic Distance from One End of a Linkage Group