Freshwater flatworms have a _______ system that is primarily important in osmoregulation, so you would expect the urine in these tubules to have an osmolarity ____ the osmolarity of the body fluids.

Question

Quizplus · Accepted Answer

Freshwater flatworms utilize a protonephridial system for osmoregulation, which is crucial for maintaining their internal environment by excreting water to concentrate body fluids. Therefore, the osmolarity of the urine in these tubules would be lower than the osmolarity of the body fluids, as the system expels excess water to concentrate solutes within the organism.

Freshwater Flatworms Have a _______ System That Is Primarily Important