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A Closer Look at Cells

You can look through a(n) to view the small parts that make up cells. The cell membrane, or outer gives the cell shape. The directs the activities of the cell. It acts as the cell’s control . Long strands called contain directions for cell activities. Most of the cell’s life activities occur within the . This gel-like substance holds an abundance of . Mitochondria are the rod-shaped structures that supply the cells with . Because of this function, mitochondria are referred to as the of the cell. Vacuoles anything ranging from food to wastes.