Hemoglobin is <span>a red protein responsible for transporting oxygen in the blood of vertebrates. Its molecule comprises four subunits, each containing an iron atom bound to a heme group</span>
Frequently, you can not be fit if you do not do it often
It does not have a nucleus
Answer:
Financial abuse
Explanation:
its definitly not a or b and C could also happen but D is most accurate.
