Meiosis in $AaBb$ will produce gametes:

Haemolytic jaundice is caused due to a dominant gene but only $10\%$ of the people who carry the gene actually develop the disease. $A$ heterozygous man marries a homozygous normal woman; what proportion of the children would be expected to develop the haemolytic disease?

When the blood hemoglobin of a normal person and a sickle-cell patient is placed in an electrophoretic field,what will be observed?

$A$ doctor's son:

The father has blood group $AB$ and the mother has blood group $O$. Which of the following blood groups can the child have?

'Eugenics' pertains to