![](http://www.alamy.com/thumbs/6/1187D5A1-E369-47B3-BF43-AAE0E48EA431/J5W4HM.jpg)
culture cells microscope microscopic einzeller protozoen pantoffeltierchen
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Keywords: caudatum, cells, culture, einzeller, microscope, microscopic, pantoffeltierchen, paramecium, protozoen, schulversuch, urtiere