Nasal speculum

A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..

The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..

Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..

The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..

Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..

You will also like...