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Other quiz:

Human Circulatory System › View

Which component of blood is responsible for carrying oxygen?

A. Haemoglobin

B. White blood cells

C. Platelets

D. Plasma

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Microbiology › View

Which action would most quickly reduce the spread of an infectious disease?

A. isolating all carriers

B. improving sanitary conditions

C. restricting population growth of the vector

D. increasing the population density of humans in the area.

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