Indicate Whether the Portion of the Tubule in Question Is

Short Answer

Indicate whether the portion of the tubule in question is permeable or impermeable to the substance in question using the following answer code.
a.permeable
b.impermeable
c.permeable, permeable
d.permeable, impermeable
e.impermeable, impermeable
-The distal and collecting tubules in the absence of vasopressin are ______ to H₂O.