What element is central to all the structures of a hemoglobin molecule?

a. Nitrogen
b. Iron
c. Water
d. Oxygen

Correct Answer: B

Health Professions

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List three duties of the person who processes payroll

What will be an ideal response?

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Antibiotics that inhibit the replication of microorganisms and prevent the growth of organisms without destroying them are called:

A. bactericidal agents. B. bacteriostatic agents. C. aerobic agents. D. narrow spectrum agents.

Health Professions