Choose incorrect statement for haemophilia.
A single protein that is a part of the cascade of proteins involved in the clotting of blood is affected.
It is sex - linked recessive disease.
The family pedigree of Queen Victoria shows a number of haemophilic descendent as she was a carrier of the disease.
It is sex - linked dominant disease.
The character of organisms is said to be sex linked when its gene is carried on
Select the correct sentence for colour blindness ?
Study the pedigree chart given below. What does it show?
Give scientific reasons : The Mendelian experiments cannot be carried out in human beings.
Sickle cell anaemia is