If interference is complete or cent percent then the frequency of observed double crossover will be
Equal to expected frequency
Greater than expected frequency
Lesser than expected frequency
Zero
Colour of endosperm in maize is an example of
Sexual reproducation leads to
A diseased man marries a normal woman. They get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is
Which of the following is the main category of mutation
‘Eugenics’ pertains to