Question

Give Scientific reason: It Is necessary for people to have their blood examined before marriage

Answer 1

yea , it is correct becoz blood plays an important role to have offspring after marriage ........
Ex..= if in a couple man has A+'ve and if women has Suppose O+'ve then their offspring doest have any similarity in their blood his blood if different from both ...and if In a case if their is loss of blood in their offspring then thay are not able to donate her also.............

Hope It Will Help You............