In a Fully-Grown Animal (I

Question

In a fully-grown animal (i.e., one that is not still growing), ingested energy becomes
A) fecal chemical energy + absorbed chemical energy.
B) heat + chemical energy accumulated in body tissues.
C) exported chemical energy + mechanical energy of external work.
D) heat + absorbed chemical energy.

Accepted Answer

Ingested energy in a fully-grown animal is partitioned into fecal chemical energy (energy lost in feces) and absorbed chemical energy (energy that is absorbed and utilized by the body).