Conditional probabilities of maternal QTL genotypes given maternal marker genotypes in a backcross design

Marker genotypeQq(t)qq(t)
MηmηMη+1mη+1Embedded ImageEmbedded Image
Mηmηmη+1mη+1Embedded ImageEmbedded Image
mηmηMη+1mη+1Embedded ImageEmbedded Image
mηmηmη+1mη+1Embedded ImageEmbedded Image
  • r1 and r2 are the recombination fractions between the QTL and marker ℳη and ℳη+1, respectively, and r is the recombination fraction between the two markers.