J.C. REVY, ISM / SCIENCE PHOTO LIBRARY J.C. REVY, ISM / SCIENCE PHOTO LIBRARY
Onion epidermis. Light micrograph of the epidermis in the bulb of a red onion, Allium cepa. Here, the arrangement of layers of elongated hexagonal cells is seen, with each cell containing a red pigmented cytoplasm. The cell wall appears white. For onion cells in a hypertonic solution see B060/0058. Magnification: x200 at 35mm size.
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