Topics: Composition of Blood and Blood Cells Quiz
Erythrocytes contain the protein ______ that carries oxygen.
A. hemoglobin
B. melanin
C. keratin
D. collagen
Select your answer:

Topics:
Nail Diseases and Disorders Vascular Surgery Kinetics CV System A&P & Pathology Respiration, Immune System, Blood Cells Hematology in Veterinary Medicine Blood Groups Cardiology Medications Cardiovascular Diseases Blood clotting Components of Physical Fitness Muscle pathophysiology Nutrition and Biochemistry Vocabulary Healthy Foundations Transplantation ImmunologyOther quiz:
Health › ViewThis refers to the infection in the outer canal of the outer ear.
A. Impacted cerumen
B. Ear infection
C. Otitis media
D. Otitis externa
Pharmacology › View
Which of the five categories of ophthalmic medications treat disorders associated with increased intraocular pressure (IOP)?
A. Mydriatics
B. Anti-inflammatory agents
C. Anti-glaucoma agents
D. Anti-infectives