closeup view red blood cells flowing through vessel |
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navigate by keyword : blood cell red human body health medical science circulation vessel artery vein plasma oxygen transport life system organism tissue biology microscope view close detail shape disc biconcave hemoglobin protein iron carry nutrient waste flow movement fluid liquid internal organic |
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Microscopic view of red blood cells, essential for oxygen transport, circulating within a human blood vessel, highlighting their biconcave disc shape and vital role in the circulatory system. |
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