In the Malpighian Tubules of an Insect (Blind, Threadlike Excretory

Multiple Choice

In the Malpighian tubules of an insect (blind, threadlike excretory tubule attached to the gut of an insect) , salt molecules are actively transferred from body fluids to the inside of the tubule. This transfer of salt molecules would result in

A) water being "pulled" by osmosis into the Malpighian tubule.
B) an increase in the salt concentration of the body fluids.
C) an increase in the water concentration of the body fluids.
D) the Malpighian tubules becoming isotonic to the body fluids.
E) the tubules becoming hypotonic to the body fluids.