Question

Suppose a couple wished to have children, but did not want to risk passing along a particular autosomal recessive disease. Using the labels M for the normal allele and m for the disease-related allele, list the possible genotypic combinations for the man and woman that would allow them to have children without risking transmission of the disease.

Answer 1

MM, mM, Mm, mm
100%,50%,50%,0%