WIM VAN EGMOND / SCIENCE PHOTO LIBRARY WIM VAN EGMOND / SCIENCE PHOTO LIBRARY
Differential interference contrast (DIC) light micrograph of an Amoeba proteus, a unicellular eukaryote that locomotes by means of pseudopodia or false feet. Within the Amoeba are a contractile vacuole (round, top right), nucleus (round, bottom right) and food vacuoles (yellow, centre). Magnification: x160 when printed 10 centimetres wide.
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