Question

The maintainence functions of living organisms must go on even when they are not doing anything particular why??

Answer 1

all living organism  on the earth  want to live and to survive .  here our heart beats all the time even when we are sleeping also our hormones , enzymes ,  excretory system , respiration , digestive system , etc works all the time 24 * 7  to keep alive and maintain  their life on the earth and to support their generation by performing and execution of life processes .