STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Heliozoan. Coloured scanning electron micrograph (SEM) of detai from a heliozoan freshwater protozoan. This single-celled organism has many projections, known as axopods, radiating from its cell body. The axopods are used to capture prey and for movement. Magnification: x10000, when printed 10 centimetres tall.
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