Name a disease caused due to point mutation.

What is the cause of Klinefelter's syndrome?

What is Thalassemia?

Which allele controls sickle - cell anaemia?

What causes Mendelian disorders?

Where is the gene for colour blindness located?

What chemical changes occur in the body of a person with phenylketonuria?

List symptoms of Turner's syndrome.

What is aneuploidy?

Who is the carrier of haemophilia, male or female?