For mammals of the same size, what feature of their excretory systems would give them the greatest ability to concentrate their urine?

Question

Quizplus · Accepted Answer

The loops of Henle are responsible for establishing the osmotic gradient in the kidney, which allows for the concentration of urine. Mammals with longer loops of Henle have a greater ability to concentrate their urine, as more time is given for water and solutes to be reabsorbed back into the bloodstream. Therefore, option E, longer loops of Henle, would give mammals the greatest ability to concentrate their urine.

For Mammals of the Same Size, What Feature of Their