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The living protoplast of a plant cell, using the upper epidermal cells of the scale leaves of Allium cepa (the kitchen onion), are shown.
International Science Film Collection, Audio Visual Services, Pennsylvania State University, 201 Carnegie Building, 1127 Fox Hill Rd., University Park, PA 16802, Toll-free: 800-826-0132, URL: http://www.psu.edu
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Running time 10 minutes.
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