The loop of Henle dips into the renal cortex. This is an important feature of osmoregulation in terrestrial vertebrates because _____
A) absorptive processes taking place in the loop of Henle are hormonally regulated
B) differential permeabilities of ascending and descending limbs of the loop of Henle are important in establishing an osmotic gradient
C) the loop of Henle plays an important role in detoxification
D) additional filtration takes place along the loop of Henle
Answer: B
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