What is the term for the clumping of red blood cells that occurs when they are mixed with plasma containing antibodies against their surface antigens?

A Agglutination ✓
B Hemolysis
C Adsorption
D Phagocytosis

Explanation

Agglutination is the process by which red blood cells clump together when they come into contact with plasma containing antibodies against their surface antigens.

Source

Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Easy MEDICAL Confidence: high