Answer to Question #54556 in Genetics for Misha Jain
Haemolytic jaundice is due to dominant gene but only 20% of the people develop this disease. A heterozygous man marries a homozygous normal woman. What proportion of the children in population would be expected to have this disorder and how?
Man: Aa. Women: aa. Children: Aa, Aa, aa, aa. Aa have disorder, aa – does not. The proportion of the children in population would be expected to have this disorder: 2/4*20%=1/2*1/5=1/10.