Both sickle cell anaemia and Huntington’s chorea are
virusrelated diseases
bacteriarelated diseases
congenital disorders
pollutantinduced disorders.
In Barr body (sex-chromatin) of a normal female
Which of the following discoveries resulted in a Nobel Prize?
The best method to improve the genetic quality of mankind is
An albino lady marries a normal man having one gene for albinism. They have $3$ daughters and $1$ son. The son will be