Assertion: euglena's flagellum | /r/HasProperty | single
Facets:
Source sentences:
text: Euglena uses its single flagellum to move.
text: Flagellum: a single hair-like structure that assists an organism with locomotion.
text: Euglena move with a single flagellum, so they are called flagellates.
text: Euglena uses its single flagellum to move.