[Free Registration/Login may be required to access all resource tools.] Online activity summarizes the cell theory, describes four parts all cells have in common, and the importance of the work of Robert Hooke and Anton van Leeuwenhoek.

[Free Registration/Login may be required to access all resource tools.] Describes four parts all cells have in common.

Colorful, interactive image of an animal cell provides solid definitions of cell parts as the learner scrolls over each portion of the image or parts list. A short quiz follows the initial image to assess the learner's knowledge of cell...

Article describing the parts of a cell. Includes chart listing the main parts of a cell and their definitions. Discusses some of the ways a cell can become damaged. (Published: February 28, 2008)

This lesson focuses on plant cell structures including the parts of cell structures and their functions, cell structures that are in both plants and animals, and the cell structures found only in plants and their functions. Links to a...

An in-depth discussion of the different parts of eukaryotic and prokaryotic cells as well as a thorough explanation of organelles within the cell. The text is better suited to high school and middle school. However, there is a picture of...

This lesson explains how cells were first discovered, and introduces scientists that were a vital part of this discovery. It is 3 of 4 in the series titled "Discovery of Cells."

This lesson explains how cells were first discovered, and introduces scientists that were a vital part of this discovery. It is 4 of 4 in the series titled "Discovery of Cells."

This lesson explains how cells were first discovered, and introduces scientists that were a vital part of this discovery. It is 1 of 4 in the series titled "Discovery of Cells."

This lesson explains how cells were first discovered, and introduces scientists that were a vital part of this discovery. It is 2 of 4 in the series titled "Discovery of Cells."

Middle schoolers look at the components of cells and their functions. The lesson focuses on the difference between prokaryotic and eukaryotic cells. Each part of the cell performs a specific function that is vital for the cell's...

Presents labeled illustrations of a plant cell and an animal cell which demonstrate the parts that are common and different. Next is a table listing cell organelles and stating whether each is present or absent in a plant or animal cell....

Follow this link to a clearly labeled diagram of an animal cell. Includes written descriptions of all the parts of the cell.

This is a student led activity utilizing visualization and association to memorize the parts of animal and plant cells. Learners will work cooperatively to develop drawings to connect the parts of cells to one of their favorite things:...

The parts of a eukaryotic cell are presented with short descriptions of the structure and function of each of its organelles.

Follow this link to a clearly labeled diagram of a plant cell. Includes written descriptions of all the parts of the cell.

Students compare the parts of a cell and their functions to their school to understand how a cell's parts work in unison to be effective in the body.

[Free Registration/Login may be required to access all resource tools.] Students use the activity series to identify elements that are more easily oxidized than others, and write oxidation and reduction half-reactions. Then, they...

Imagine having a microscopic camera so small that you could travel inside a cell. This interactive site allows you to do just that. Click on any one of eight individual parts of the cell--cell membrane, nucleus, DNA, RNA, ribosome,...

This lesson focuses on cells including what they are, the parts of a cell, types of cells, organelles and their functions and more.

Describes the functions of a cell and the many parts involved in those functions.

This impressive site provides a wealth of information on roots, stems, and leaves. To retrieve information, you simply pass the mouse over the photos and click the highlighted area to receive an explanation about the structure.

An explanation of how membranes organize the different parts of a cell into compact, specialized units.

Students read an article about how the HIV virus replicates itself in a host cell, and the parts of an HIV particle. Includes labeled drawings of an HIV particle and of its replication cycle. The lesson materials and a set of PowerPoint...