A blood test reveals a patient has low iron levels, affecting a protein with four polypeptide chains. Which protein is being described?
Q1. A blood test reveals a patient has low iron levels, affecting a protein with four polypeptide chains. Which protein is being described?
Answer: Hemoglobin
Explanation: Hemoglobin consists of two alpha and two beta chains. Myoglobin is a single polypeptide chain used for oxygen storage in muscles.