Antidiuretic hormone (ADH) functions at the cellular level by A) ...

[j_sun]

Antidiuretic hormone (ADH) functions at the cellular level by
A) stimulating the reabsorption of glucose through channel proteins.
B) triggering the synthesis of an enzyme that makes the phospholipid bilayer more permeable to water.
C) causing membranes to include more phospholipids that have unsaturated fatty acids.
D) causing an increase in the number of aquaporin molecules of collecting duct cells.
E) decreasing the speed at which filtrate flows through the nephron, leading to increased reabsorption of water.

[sammy]

I remember it was D

[j_sun]

Thanks dude! Marking this solved.