Which of the following blood group systems is associated with a reduced risk of malaria?

A ABO blood group system ✓
B Rh blood group system
C Kell blood group system
D Gerbich blood group system

Explanation

The ABO blood group system has been associated with a reduced risk of malaria, particularly in areas where Plasmodium falciparum is prevalent.

Source

National Institute of Allergy and Infectious Diseases
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Hard MEDICAL Confidence: medium