This interesting site explains how cells move and provides videos depicting the movement of various human and animal cells.

Presents labeled illustrations of a plant cell and an animal cell which demonstrate the parts that are common and different. This is followed by a discussion of their similarities and then of their differences.

[Free Registration/Login may be required to access all resource tools.] Exercise provides an overview of special structures found in plant cells. It explains the function of the cell wall, explores the role of the central vacuole, and...

Students color-code a schematic of a cell and its cell membrane structures. Then they complete the "Build-a-Membrane" activity found at http://learn.genetics.utah.edu. This reinforces their understanding of the structure and function of...

An interactive plant cell that presents labels and definitions of the different cell parts when selected.

Students 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 survival....

[Free Registration/Login may be required to access all resource tools.] All cells are one of two types, prokaryotic or eukaryotic. Students will learn the structural differences between the two cells, be able to give examples, and...

Students learn about the different structures that comprise cell membranes, fulfilling part of the Research and Revise stages of the legacy cycle. Students view online animations of cell membrane dynamics (links provided). Then they...

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.

Take this 10 question multiple choice quiz on cell structure and function.

In this interactive site, you are presented with a picture of a cell and a description of the structure and function of the parts of the cell. Pictures are colorful and the explanations are short but informative.

A brief animation and a more detailed navigation of a cell and it's structure can be found here. Each part is labeled and some are animated.

In-depth information on all stages of cell biology as well as lesson ideas, tutorial diagrams, and online labs.

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

Explains how an animal cell differs from a plant cell and describes the many parts of an animal cell and their functions.

Choose a cell type and go inside to see how its signals travel. The response depends on the type of cell the signal reaches. Cell types include photoreceptor, muscle cell, fibroblast, leaf parenchyma, and cancer.

Resource explains apoptosis (programmed cell death) and how it is different from necrosis (cell death due to injury).

Tutorial on DNA basics that goes along with an online quiz over the material. Use the naviagation buttons at the bottom of the page to go to the quiz over the material.

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

Explains what the cell nucleolus is, its functions, and its structure.

Test your knowledge on cell structures and their functions with this multiple choice quiz.

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

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