Which protists have a flagellum surrounded by a "collar" of threadlike projections, in which movement of the flagellum sets up a current that draws food-laden water through the collar?
A)amoebozoans
B)choanoflagellates
C)rhizarians
D)green algae
E)stramenopiles

Question

Quizplus · Accepted Answer

The description matches that of choanoflagellates, as they have a flagellum surrounded by a collar of threadlike projections that function to draw in food-laden water through the collar. The other options do not fit this description.

Which Protists Have a Flagellum Surrounded by a "Collar" of Threadlike