Following pedigree chart shows
Recessive and autosomal
Recessive and sex-linked
Dominant and sex-linked
Dominant and autosomal
Why are thalassemia and haemophilia categorised as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
Given below is a pedigree chart showing the inheritance of a certain sex- linked trait in humans.
The trait traced in the above pedigree chart is
If mother is a carrier for colour blindness and father is normal, then in the offsprings this disease may be seen in
It is said, that the harmful alleles get eliminated from population over a period of time, yet sickle cell anaemia is persisting in human population. Why ?
A person may have one gene for normal haemoglobin and one gene for sickle cell haemoglobin. This heterozygous condition is called