A structure found in certain protists that helps in locomotion.

कुछ प्रोटेस्टों में पाई जाने वाली एक संरचना जो गति में मदद करती है।

English Usage: The euglena moves by waving its flagellum.

Hindi Usage: यूग्लैना अपने Flagellum को लहराकर चलता है।

A long, whip-like structure that is responsible for the movement of some cells, such as sperm or bacteria.