the ans to mcq given in eveyday sci paper asking 4 universal recipient is AB+. Bcz this blood group contains two antigens A n B n none of the antibodies. whenever , there is blood transfer, donor's antigens coaggulate with receiver's antibodies, if the blood groups r not compatible. but, as there r no antibodies in AB , so there is not any agglutination n AB cn receive blood frm any group.