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★ Blood Donation Quiz
How many units of blood does the average human have in their body? (1 unit =500ml)
A. 4-6 units
B. 10-12 units
C. 14-16 units
Select your answer:
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Metabolic Sauver Skin Structure, Growth & Nutrition RDA Dental Caries Molecular Basis of Inheritance Laboratory Careers Reproductive System Vocabulary Doctor Equipments Nervous System Functioning Excretory System Enzymes The Blood Physical fitness , Wellness and Lifestyle EKG CCMA Soldiers of Defense Brain, Neurons and The Nervous SystemOther quiz:
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