What is the significance of the Ii blood group system in relation to red blood cell membrane structure?

A It determines the presence of glycosphingolipids on the red blood cell surface ✓
B It influences the expression of Rh antigens on the red blood cell surface
C It affects the interaction between red blood cells and the endothelial lining of blood vessels
D It regulates the activity of complement proteins during immune responses

Explanation

The Ii blood group system is associated with the presence of glycosphingolipids on the red blood cell surface, which can affect the structure and function of the red blood cell membrane.

Source

Lecture Notes in Transfusion Medicine
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Hard MEDICAL Confidence: high