Karen would expect that the red blood cell was sampled from the cardiovascular system. The cardiovascular system is responsible for transporting blood, which contains red blood cells, throughout the body. Since red blood cells are a key component of blood, they are inherently part of this system.
Karen works in a laboratory and is looking in her microscope at a red blood cell. From what system would Karen expect that this cell was sampled?
(1 point)
Responses
the cardiovascular system
the cardiovascular system
the respiratory system
the respiratory system
the digestive system
the digestive system
the circulatory system
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