A rotifer's excretory system includes
a. flame cells and excretory tubules.
b. contractile vacuoles.
c. a single, small kidney.
d. many excretory pores on the body surface.
Answer: a
Biology Questions and Answers.
a. flame cells and excretory tubules.
b. contractile vacuoles.
c. a single, small kidney.
d. many excretory pores on the body surface.
Answer: a