Importance of pedigree analysis
1. It provides a strong tool which is used to trace inheritance of a specific traits and genetic disorders like haemophilia.
2. It is used to trace the inheritance of Mendelian disorders like haemophilia, cystic fibrosis, sickle cell anaemia, colour blindness, phenyl ketonuria (PKU), thalassemia, etc.
3. It also provides information about the dominant or recessive nature of the trait.