Question

when you use toothpaste, part of a protist is helping to smooth and clean your teeth. which part of the protist and type of protist are most likely responsible for this benefit to humans?
cell walls; plant - like
flagellum; plant - like
spores; fungus - like
cilia; animal - like

Explanation:

The protist component in toothpaste is diatomaceous earth, made from the silica-rich cell walls of plant-like protists called diatoms. These rigid, porous cell walls act as a gentle abrasive to clean and smooth teeth. Flagella, spores, and cilia do not have this abrasive, cleaning function for teeth.

Answer:

A. cell walls; plant-like