The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent ...

The evolution of complexity relies on changes that result in new gene functions. Here we show that the unique morphological and functional features of the excretory duct cell in C. elegans result from ...

This 1930s educational film provides a detailed exploration of the respiratory and excretory systems, combining live-action demonstrations, animations, and intertitles to illustrate human anatomy and ...

The urinary system, also known as the excretory system, allows the body to remove waste or unneeded products from the body through the urine. The urinary system can also help the body to remove excess ...

Plants and animals are made up of cells. For sustaining the life of an organism cells plays an important role. These cells work in the form of biochemical reactions which carry out all the time. These ...

Excretion is the process of removal of toxic wastes from the body of an organism. The major wastes produced by us are: Carbon dioxide and Urea. Carbon dioxide is produced by the process of respiration ...