22.9 MB (5.5 MB compressed)
3163 x 2532 pixels
26.7 x 21.3 cm ⏐ 10.5 x 8.4 in (300dpi)
BIOPHOTO ASSOCIATES / SCIENCE PHOTO LIBRARY BIOPHOTO ASSOCIATES / SCIENCE PHOTO LIBRARY
Duckweed root cells. Coloured transmission electron micrograph (TEM) of duckweed (Spirodela oligorrhiza) root cells, showing cell walls, centralized nuclei (blue), and numerous chloroplasts (green, stripy). Magnification: x4275 when printed at 10 centimetres across.
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