A short, informational piece which explains the structure and function of the lysosomes of a cell.

[Free Registration/Login may be required to access all resource tools.] For many years, archaea were classified as bacteria. Like the bacteria, archaea lacked a nucleus and membrane-bound organelles and, therefore, were prokaryotic...

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

Try considering the structures of the body in terms of fundamental levels of organization that increase in complexity: subatomic particles, atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms and biosphere....

[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of ribosomes and mitochondria.

Wikipedia offers brief but accurate information on cytoplasm, the matter contained within the plasma membrane of a cell.

Explains how chloroplasts evolved into their present form, how photosynthesis takes place in them, where they are found in plants, physical characteristics, and other functions they perform.

There are three types of protein fibers in the cytoskeleton: microfilaments, intermediate filaments, and microtubules. This resource examines each type of filament, as well as some specialized structures: flagella, cilia, and centrosomes.

This concise site provides a brief description of the Protist Kingdom. In addition, you will find an explanation of the role of various organelles found in the cell.

This lesson will discuss the structure and function of the lysosome. It is 2 of 4 in the series titled "Lysosome."

This lesson will discuss the structure and function of the lysosome. It is 3 of 4 in the series titled "Lysosome."

The characteristics and functions of the Golgi apparatus are described.

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

A brief discussion of the discovery of the mitochondrion, as well as its functions.

Describes the structure and functions of the mitochondria.

Describes the structure and functions of the mitochondria.

Discusses the structure of the matrix inside a mitochondrion and how hundreds of concentrated enzymes are held there. The matrix takes part in mitochondrial functions such as the Krebs cycle, the electron transport chain, ATP synthesis,...

Information about the functions vacuoles perform in different types of organisms.

Comprehensive explanation of mitochondria includes structure and purpose. Helpful graphics are also provided.

[Free Registration/Login may be required to access all resource tools.] Protists are eukaryotes, which means their cells have a nucleus and other membrane-bound organelles. Most protists are single-celled. Other than these features, they...

[Free Registration/Login may be required to access all resource tools.] Overview of the structure and role of the endoplasmic reticulum, Golgi apparatus, vesicle, vacuole, and centriole. This tutorial also helps students distinguish...

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 2 of 4 in the series titled "8 Levels of Organization."

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 4 of 4 in the series titled "8 Levels of Organization."

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 1 of 4 in the series titled "8 Levels of Organization."