This resource provides a detailed diagram of animal, bacterial and plant cells and viral structure. Also included are detailed drawings, with definitions, of each of the cellular organelles.

This site features a clear picture of the plant cell with a concise explanation of its key parts and their functions.

Describes plant cells and the structure and function of their different parts.

Describes the structure and functions of a cell nucleus.

Discusses the discovery of the cell nucleus, its location, size, structure, composition, and functions.

Self-guided learning activity where students learn about cell structure and function, different types of tissues, and various kinds of membranes in the body. There is a short quiz at the end of the lesson to check for understanding.

Simple animation explains the function of chromosomes, genes, and DNA by letting you zoom into a cell nucleus for a closer look.

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

Interactive illustration displays the organelles of an animal cell and their functions.

[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...

A reference site exploring cell structure. Learn about the structures and functions of the major organelles of the cell. Also included are research questions to better understand the cell.

A nice site which provides descriptions of each of the bones that make up our skeletal system. Then there is a lab activity for students to complete in which they build a skeletal system and describe the structure/function of each bone...

A slide-show presentation illustrating the differences between eukaryotic and prokaryotic cells.

[Free Registration/Login may be required to access all resource tools.] There are two basic types of cells, prokaryotic cells and eukaryotic cells. The main difference between eukaryotic and prokaryotic cells is that eukaryotic cells...

This lesson explains the difference between Eukaryotic and Prokaryotic cells. It is 3 of 4 in the series titled "Eukaryotic vs. Prokaryotic Cells."

A crossword to help review the terms and definitions associated with organelles.

This lesson explains the difference between Eukaryotic and Prokaryotic cells. It is 1 of 4 in the series titled "Eukaryotic vs. Prokaryotic Cells."

Discover the organelles of a cell, and how their structure contributes to the cell's function.