Dictyostelium discoideum straddles the boundary between unicellular and multicellular.Its feeding phase consists of individual amoeba-like cells that move independently,feeding on bacteria.When the food runs out,cells begin to aggregate into a multicelled structure.The cells differentiate into a base,stalk,and spores;only the spores survive to colonize a new habitat.Dictyostelium discoideum is which of the following?

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Dictyostelium discoideum is a type of slime mold, which straddles the boundary between unicellular and multicellular organisms. Its life cycle involves both individual amoeba-like cells and a multicellular structure.

Dictyostelium Discoideum Straddles the Boundary Between Unicellular and Multicellular