58.1 MB (3.3 MB compressed)
5500 x 3695 pixels
46.5 x 31.2 cm ⏐ 18.3 x 12.3 in (300dpi)
MICHAEL J. KLEIN, M.D. / SCIENCE PHOTO LIBRARY MICHAEL J. KLEIN, M.D. / SCIENCE PHOTO LIBRARY
One third the weight of feces is derived from fiber, undigested cellulose derived from vegetable as seen in this polarized photograph from a human colonic specimen. Mag:160x, hematoxylin-eosin.
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