Which of the following most appropriately describes haemophilia?
Chromosomal disorder
Dominant gene disorder
Recessive gene disorder
$X$-linked recessive gene disorder
Pedigree analysis is very important in human beings because
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
A son of a colourblind father and normal homozygous mother marries to a daughter of normal father and heterozygous mother than their children will be
The most striking example of point mutation is found in a disease called