What is the term for the phenomenon where an individual's red blood cells express a mixture of A and B antigens on their surface, resulting in a weakened expression of both antigens?

A Hemolysis
B Agglutination
C Mixed field effect
D Dosage effect ✓

Explanation

The dosage effect refers to the phenomenon where an individual's red blood cells express a mixture of A and B antigens on their surface, resulting in a weakened expression of both antigens.

Source

ISBT Guidelines for Blood Grouping and Crossmatching
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high