What is the primary mechanism by which ABO blood group antigens are synthesized on the surface of red blood cells?

A Glycosylation of proteins ✓
B Phosphorylation of lipids
C Fatty acid synthesis
D N-glycosylation of ceramides

Explanation

ABO blood group antigens are synthesized through the process of glycosylation, where specific enzymes attach carbohydrate molecules to proteins or lipids on the surface of red blood cells.

Source

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