Sickle cell anaemia has not been eliminated from the African population because
it is controlled by dominant genes
it is controlled by recessive genes
it is not a fatal disease
it provides immunity against malaria.
A medical technician while observing a human blood smear under the microscope notes the presence of barrbody close to the nuclear membrane in the $WBC$. This indicates that person under investigation is
Single gene can exhibit multiple phenotypic expression, this is called.....
If interference is complete or cent percent then the frequency of observed double crossover will be
The common point of attachment of all the arms of polytene chromosome, is known as