This interactive resource provides a large clickable-map graphic of a plant cell. Simply click on the cell part and you are provided with a thorough explanation of nucleus or organelle.

A wonderful PBS biography of a great man. This contains many personal touches, yet does a fine job of describing Bohr's scientific work. But it's best at Bohr the man. Nice quotes, one in the middle, one at the end.

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...

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....

Describes the structure and functions of a cell nucleus.

Describes the different parts of a plant cell.

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

Reference information about the study of cells. Includes a chart comparing plant and animal cells and one examining the structure of a cell.

Describes the structure of an atom and the characteristics of the electrons, neutrons, and protons inside it. Includes some interesting facts about atoms.

What is the cell structure of a prokaryote? Check out these cells with unorganized nuclei featured.

This site lets students practice vocabulary words related to cell organelles. The same vocabulary words are presented in one of four different games for students.

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

Learn about the structure of a typical plant cell with this informative diagram. The diagram lists important parts such as the nucleus, cytoplasm, leukoplast, cell wall, chloroplast and ribosomes.

Describes the structure and functions of the membrane surrounding a cell nucleus.

[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...

This site illustrates different parts of a plant and animal cell. The student may then drag and drop labels to the correct cell part.

Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 2 of 5 in the series titled "DNA."

Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 1 of 5 in the series titled "DNA."

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

Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 4 of 5 in the series titled "DNA."

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

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...

Site provides the ABC's of nuclear science including radioactivity and gamma decay to fission and comic rays.