ZoologyA person who meets with a road accident is rushed to the emergency ward of a hospital in an unconscious state by the police. If you were the doctor, which type of blood would you transfuse to the patient if there is no time for blood typing?

A person who meets with a road accident is rushed to the emergency ward of a hospital in an unconscious state by the police. If you were the doctor, which type of blood would you transfuse to the patient if there is no time for blood typing?

A
$O^{–}$
B
$O^{+}$
C
${AB}^{–}$
D
${AB}^{+}$

Solution:

People with O^– blood are considered universal donors because their RBC bear no surface antigens. O^–blood can be given to anyone without causing potentially life-threatening consequences.