GERD GUENTHER / SCIENCE PHOTO LIBRARY GERD GUENTHER / SCIENCE PHOTO LIBRARY
Shoot apical meristem of elodea canadensis (Canadian Waterweed), showing the apical top on the right side with several primordial cells with cell nuclei inside. Microscopic contrast technique : Differential interference contrast. Magnification: 360x when printed 10 centimetres wide.
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