A tutorial addresses eukaryotes and prokaryotes and reviews their structures and functions.

An introduction to bacteria. [18:26]

This video segment explores the astounding diversity of the world's smallest life forms: single-celled organisms. [3:43]

An organized directory showcasing cell and molecular animations for use in high school biology classrooms.

Get an in-depth introdution on bacteria and other prokaryotic organisms. [18:27]

Find out about the difference between prokaryotic and eukaryotic cells, and learn about bacteria and archaea in this video. [6:50]

A video investigating how bacteria affects other living organisms either positively or negatively. Teachers can visit Amoeba Sisters' website for a handout that goes along with video. [4:39]

Understand the difference between prokaryotic and eukaryotic cell in this video. Video gives an example of each type of cell and how to remember the differences and similarities between them. Teachers can visit Amoeba Sisters' website...

Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most...

Understand the distinction between eukaryotic and prokaryotic cells in this quick, but well illustrated video. [1:46]

[Free Registration/Login may be required to access all resource tools.] Explore some of the different habitats in which prokaryotes live. [2:33]

Listen to this podcast explaining the importance of bacteria: good and bad. [0:44]

An introduction to the structure of two different types of cells: eukaryotic and prokaryotic cells. [2:14]

Introduction to bacteria. [8:26]

Understand prokaryotic and eukaryotic cells: bacteria and archaea. [6:49]

In this video, Paul Andersen describes the defining characteristics of members in the domain archaebacteria. He starts with a brief description of the phylogeny of this group. He then describes the major characteristics on an archaea,...