Answer:
supplying oxygen to cells and tissues. providing essential nutrients to cells, such as amino acids, fatty acids, and glucose.
Step-by-step explanation:
it jus makes sure that we get oxygen to our cells and tissues so we dont die.
Blood supplies oxygen to cells. And it provides essential nutrients to cells, such as amino acids, fatty acids, and glucose. Also removes waste materials, such as carbon dioxide, urea, and lactic acid.
Hope this helps : )
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