What is the name of the protein that helps stabilize the hemoglobin molecule and prevent its precipitation in the red blood cell?

A Hemopexin
B Haptoglobin ✓
C Transferrin
D Alpha-1 microglobulin

Explanation

Haptoglobin is a protein that binds to free hemoglobin in the blood, helping to prevent its oxidation and precipitation. This helps maintain the structural integrity of red blood cells.

Source

Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Medium MEDICAL Confidence: medium