A Patient with Which Blood Type Can Donate Blood to Anyone

Question

A patient with which blood type can donate blood to anyone?
A) type A
B) type B
C) type AB
D) type O

Accepted Answer

Type O blood is considered the universal donor because it lacks A or B antigens on the red blood cells, which can trigger an immune response in the recipient. Therefore, someone with type O blood can donate to anyone with any blood type.