Write short note Haemophilia .

The most important example of point mutation is found in a disease called

Which one of the following symbols and its representation, used in human pedigree analysis is correct ?

Given below is pedigree chart showing the inheritance of a certain trait in human. Select the correct option for the given chart

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

Colour blindness is