Which of the Following Statements Concerning the Rh Factor Is

Question

Which of the following statements concerning the Rh factor is CORRECT?
A) The Rh antigen is on white blood cells.
B) Eighty-five percent of humans are Rh positive.
C) Preexisting antibodies occur in 85% of the population.
D) Rh antibodies are more abundant than the ABO antibodies.
E) Eighty-five percent of the human population is Rh negative.

Accepted Answer

Around 85% of humans are Rh positive, meaning they have the Rh antigen on their red blood cells. This is in contrast to ABO blood group antigens, which are present in nearly 100% of the population. Therefore, statements A, C, D, and E are incorrect.