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…showed last 75 words of 1152 total…their beating activity is usually coordinated. Flagella - Flagella are longer projections that move with a whiplike motion. Cells that have flagella only have one or two per cell. In single-celled organisms, cilia and flagella are the major means of locomotion. Sperm cells of animals and some plants move by means of flagella. Organisms that contain many cells, including humans, have cilia that move fluids over a cell's surface, rather than moving the cell itself.