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

The appropriate response is A, cell walls. Toothpaste utilizes diatom shells. These originated from an antiquated seabed in California called diatomaceous earth. The cell walls is an unbending layer of polysaccharides lying outside the plasma film of the cells of plants, growths, and microorganisms. In the green growth and higher plants, it comprises primarily of cellulose.

The correct answer is A. cell walls, that is the part of the protist that is most beneficial to humans. Toothpastes use diatom shells. They usually come from ancient sea beds in California. They come from a major group of algae, and are among the most common types of phytoplankton.