This module focuses on cell structure and how the organelles function together to form the smallest unit of life. The cell theory is also discussed along with the basics features of the cell. Site also includes an interactive practice...

The following site provides information regarding the process of cell growth and division.

Describes the three types of plant cells and their differences, and the structures within a plant cell and their functions.

Explanation of when the cell was discovered and how ideas have evolved into modern cell theory. Discover the cell structures and their functions.

Explains how cells send and receive signals. Includes a quiz that can be completed after free registration.

Evidence in support of endosymbiosis to show the evolution of organelles within cells.

An excerpt from the eBook, "Essentials of Cell Biology, Unit 1.2." Text and illustrations allow for deeper understanding of cells.

The parts and functions of the mitochondria are described as well as the many illnesses that can result from mitochondrial dysfunction.

This interactive feature describes some of the most important structures and functions of the cell membrane.

This web resource provides basic information about structure and function of plant organelles through a large interactive cell drawing, as well as many opportunities to explore further. Links lead the learner to several short movies of...

This article examines the basic principles of how cells communicate with one another using different kinds of short- and long-range signaling.

Learn about the complex structures inside cells and what their functions are.

Use this informative essay and these great illustrations to learn how plant cells are different from animal cells.

Learn how cells use checkpoints to regulate the cell cycle. This article provides an overview of cell cycle control, outlining the factors that influence a cell's decision to pause or progress at each checkpoint.

Describes the structure of ribosomes and their function of synthesizing proteins within a cell.

This site will introduce the basics of the cell. Learn about the essential cell function, chromosomes, and the basic structure.

Essay on the history of our knowledge of cells and the development of the cell theory.

Learn about the different types of intercellular junctions, including plasmodesmata, tight junctions, gap junctions, and desmosomes.

The structure and functions of the Golgi apparatus are described. Includes a list of interesting facts.

Describes the steps in how to make a model of a plant cell using simple materials and sweet foods like jello and candy.

A good description of the structure and function of the nucleus.

A really nice web page devoted to the structure of DNA. Simple information but nice use of graphics to show the molecule. Uses the CHIME plug-in to show the 3-D nature of the helix.

36-page tutorial takes a look at the organization of living cells.

Describes the human stomach in terms of its structural components.