Which of the following is not one of the advantages that a closed circulatory system has over an open circulatory system? a. the contents of blood come into closer contact with tissues in a closed system than an open system b. transport within a closed system is more rapid than an open system c. blood can easily be directed to specific areas in a closed system, but not in an open system d. in a closed system, molecules and cells that transport hormones and nutrients can be kept in vessels until they unload their goods at specific tissues.
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Which of the following is not one of the advantages that a closed circulatory system has over an ope...
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