The Most Common Blood Type Is

Question

The most common blood type is
A) type A.
B) type B.
C) type AB.
D) type O.
E) type AO.

Accepted Answer

Type O is the most common blood type, occurring in approximately 45% of the population. Type A is the second most common, followed by type B and then type AB, which is the rarest blood type. AO is not a recognized blood type; individuals would be classified as either A or O based on the presence or absence of A antigens on their red blood cells.