Answer:
A) Blood cells picking up and carrying oxygen from the lungs t the body's cells.
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Explanation:
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<em>Bioaccumulation</em>
<em>Bioaccumulation is t</em><em>h</em><em>e</em><em> </em><em>of </em><em>accumulation</em><em> </em><em>of </em><em>harmful </em><em>chemicals.</em>
