Sickle -cell anaemia has not been eliminated from the African population because it
Is controlled by recessive genes
Is not a fatal disease
Provides immunity against malaria
Is controlled by dominant genes
Which of the following is a genetic disease
In the following human pedigree, the filled symbols represent the affected individuals. Identify the type of given pedigree.
Why are thalassemia and haemophilia categorised as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
The most important example of point mutation is found in a disease called
In the given pedigree, indicate whether the shaded symbols indicate dominant or recessive allele.