The Osmoregulatory Process Called Secretion Refers to the

Multiple Choice

The osmoregulatory process called secretion refers to the

A) formation of filtrate at an excretory structure.
B) reabsorption of nutrients from a filtrate.
C) selective elimination of excess ions and toxins from body fluids.
D) formation of an osmotic gradient along an excretory structure.
E) expulsion of urine from the body.