Bacteria move using a tail like structure called flagellum .
As a mollusc, the animal probably has a mantle and a radula.
Molluscs are aquatic species that belong to the phylum of Mollusca. Mollusca is one of the biggest and most diverse phyla of the sea.
A mantle is a term that describes the fold in their body which secretes the hard protective shell of their body. A radula is a toothed structure (similar to the tongue) used to collect food.
mark brainliest :)
Velocity
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Es el proceso de circulación del agua entre los distintos compartimentos que forman la hidrosfera.
Aquí te dejo el ciclo del agua