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The blood stream has a single layer of tightly packed capillary cells.
The blood stream has a single layer of tightly packed capillary cells.
True
The capillary cells in the blood stream allow high concentrations of pathogens to pass through.
The capillary cells in the blood stream allow high concentrations of pathogens to pass through.
False
The capillary cells in the blood stream are permeable to viruses.
The capillary cells in the blood stream are permeable to viruses.
False
The blood stream can be breached by high concentrations of drugs.
The blood stream can be breached by high concentrations of drugs.
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The capillary cells in the blood stream allow drugs to pass through in high concentrations.
The capillary cells in the blood stream allow drugs to pass through in high concentrations.
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