Haemolytic jaundice is caused due to a dominant gene but only $10\%$ of the people actually develop the disease. A heterozygous man marries a homozygous normal woman; what proportion of the children would be expected to develop the haemolytic disease
$1/5$
$1/10$
$1/15$
$1/20$
In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased? (In $\%$)
The daughter born to haemophilic father and normal mother could be
Sex linked disease is
Which one of the following symbols and its representation, used in human pedigree analysis is correct?