50.0 MB (6.6 MB compressed)
4503 x 3881 pixels
38.1 x 32.8 cm ⏐ 15.0 x 12.9 in (300dpi)
EYE OF SCIENCE / SCIENCE PHOTO LIBRARY EYE OF SCIENCE / SCIENCE PHOTO LIBRARY
Normal muscle tissue. Coloured scanning electron micrograph (SEM) of a section through healthy muscle tissue, showing the interior of a mitochondrion (purple) inside a muscle cell (myocyte). Mitochondria are highly specialised cells that produce the energy necessary for normal bodily functions. Muscle cells contain a great number of mitochondria embedded in myofibrils (red). Magnification: x4000, when printed 15 centimetres wide.
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