London, United Kingdom
Euglena Protozoa, Light Micrograph
Photograph - Photograph
Euglena protozoa. Differential interference contrast micrograph of the flagellate protozoa Euglena acus. These freshwater single-celled organisms can either obtain energy from sunlight, via photosynthesis, or by absorbing chemicals from their surroundings. A sensory organ, known as the eye spot, or stigma (red), is able to perceive the intensity of light. Magnification x225 when printed at 10 centimetres wide.
May 12th, 2013
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