Which blood component plays a crucial role in the regulation of iron metabolism and transport?

A Transferrin ✓
B Ferritin
C Hemoglobin
D Ceruloplasmin

Explanation

Transferrin is a protein that binds to iron and transports it to various tissues in the body.

Source

Harper's Illustrated Biochemistry
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high