mention the site of exchange of material between the blood and the surrounding cells
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the exchange site of material of blood cells to the cells are smallest blood vessel which cells wall are one cell thick .this is known as capillaries.by crossing blood capillary thin wall the exchange of materials between the blood cell and surrounding cell happen
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2
Answer:
:
the exchange site of material of blood cells to the cells are smallest blood vessel which cells wall are one cell thick .this is known as capillaries.by crossing blood capillary thin wall the exchange of materials between the blood cell and surrounding cell happen.
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