You are given four test tubes, each containing an unknown protist. Your task is to read the following description and match thes
e four protists to the correct test tube.When red and blue light are shone on the tubes, oxygen bubbles accumulate on the inside of test tubes 1 and 2. Chemical analysis of test tube 1 indicates the presence of a chemical that is toxic to fish and humans. Chemical analysis of test tube 2 indicates the presence of substantial amounts of silica. Microscopic analysis of organisms in test tube 3 reveals the presence of an apicoplast in each. Microscopic analysis of the contents in test tube 4 reveals thousands of cilia on the surface of the organism.Test tube 3 contains______.A) Paramecium.B) Navicula (diatom).C) Pfiesteria (dinoflagellate).D) Plasmodium.