PROF. S. CINTI / SCIENCE PHOTO LIBRARY PROF. S. CINTI / SCIENCE PHOTO LIBRARY
Intestinal microvilli. Coloured scanning electron micrograph (SEM) of the surface of microvilli from the small intestine. Microvilli are tiny finger- like projections on the inside of the intestines. They serve to increase the surface area for the absorption of nutrients. Magnification: x260 when printed 10 centimetres wide.
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