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All About Blood › View

What are the four components within your blood?

A. White blood cells, nucleus, hemoglobin, plasma

B. Red blood cells, plasma, hemoglobin, platlets

C. Red blood cells, white blood cells, platelets, plasma

D. Blood vessels, arteries, veins, capillaries

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Circulation and Excretion › View

The basic functional unit of human kidney is

A. Henlé’s loop

B. Nephron

C. Nephridia

D. Pyramid

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