An illustrated overview of the structure and function of the cell and its structures.

Explains cell structure and function and describes the parts of a cell.

Learn about cell theory in this article. [12:29]

This glossary explains genetic and cell biology terms in language that is relatively easy to understand.

An article reviewing the structure of eukaryotic cells. Learn how the cells have a nucleus, organelles, and chromosomes.

Review over characteristcs of cella specifically prokaryotic cells in this article.

The cell membrane is one of the great multi-taskers of biology. It provides structure for the cell, protects cytosolic contents from the environment, and allows cells to act as specialized units. Learn how the membrane functions to...

After studying this article, students will be able to identify the functions and structure of bones, types of bones, bone development, parts of bones, types of joints, and bone disorders.

Learn how microbes can actually help solve crimes. Uncover some of the problems with using microbes as forensic evidence.

This article explains how the nervous system transmits signals along and between neurons.

The first thing you might be asking is, "What is an amino acid?" There are more than fifty, and each one of them is a little different. Amino acids are used in every cell of your body to build the proteins you need to survive. All...