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True
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False
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1) Multi-cellular animals don't need an elaborate transport system
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2) Transport systems in animals are also known as circulatory systems
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3) Diffusion alone is not an efficient method of transport of substances within a cow .
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4) In open transport system, the transporting fluid is contained in closed vessels.
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5) Circulatory systems in animals consist of tubes, a transport fluid and a means of pumping the fluid within the tubes.
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6) Smoking and heavy intake of alcohol promotes high blood pressure.
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