The Term "Rotifer," Shares a Root with the Word "Rotate

Multiple Choice

The term "rotifer," shares a root with the word "rotate," and refers to

A) the whirring motion of the cilia of the rotifer feeding apparatus.
B) the way rotifers spin in place on an attachment to the substrate.
C) the rotating motion of rotifers as they locomote through water.
D) the radial symmetry of rotifers.
E) the motion of food through the rotifer digestive tract.