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Oxygen will diffuse from an area of higher concentration (outside the cell) to an area of lower concentration (inside the cell). </span>
Wind<span> is a </span>form of solar energy<span>. Winds are caused by the uneven heating of the atmosphere by the sun, the irregularities of the earth's surface, and rotation of the earth.</span>
It stands for calcium chloride
Cell Wall and the purpose is to protect the cell.
Hope this helps:)
