The Terms "Ammonotelic," "Ureotelic," and "Uricotelic" Refer To

Question

The terms "ammonotelic," "ureotelic," and "uricotelic" refer to
A) the actions of hormones on the excretory system.
B) modes of excretion in animals based on the type of nitrogenous waste they produce.
C) pathways of kidney evolution.
D) modifications of kidney tubules that enhance excretion.
E) modes of excretory system development.

Accepted Answer

The terms "ammonotelic," "ureotelic," and "uricotelic" all refer to the way animals excrete nitrogenous waste based on the type of waste they produce. Ammonotelic animals (such as fish) excrete ammonia, ureotelic animals (such as mammals) excrete urea, and uricotelic animals (such as birds and reptiles) excrete uric acid.