This site explains the nucleus, the control center of a cell, and DNA replication.

Use this chart to learn everything there is to know regarding a nucleus.

[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn about the particles in an atomic nucleus, isotopes, and nuclear forces.

Discussion in detail of the structure and function of the nucleus and ribosomes of a cell and how they work together in the production of proteins.

[Free Registration/Login may be required to access all resource tools.] Covers the structure and function of the nucleus. Students will learn about the structures associated with the nucleus like the nuclear envelop, the nucleolus,...

1HNMR theory begins in the nucleus of hydrogen. Complete this tutorial on the 1HNMR spectrum graph to learn about the number of equivalent hydrogens, b) the chemical environment of each hydrogen type and c) the number of neighbouring...

This online slide show presents the basic ideas behind the structure of the atomic nucleus.

[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.

[Free Registration/Login may be required to access all resource tools.] Discusses the nucleus of an atom and what holds it together.

[Free Registration/Login may be required to access all resource tools.] The nucleus of an atom and what holds it together.

Take this ten-question review quiz over the nucleus of a cell. Read more about each question after an incorrect answer is given.

See examples of scales based on a range from ten to the twelfth meters to ten to the negative twelth meters. Examples range from parts of our solar system to the nucleus of an atom.

Site provides extensive information in the study of comets. Includes excellent graphics that depict what comets look like as they travel through the solar system. Also includes information on how comets may have effected the Earth's...

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,...

[Free Registration/Login may be required to access all resource tools.] Learn about the evolution of eukaryotes which is explained by the endosymbiotic theory.

A simulation of the Rutherford experiment. Includes an animation and an explanation of the history behind the experiment.

Visit this site for an interactive tour of the atom and all aspects of particle physics. View the animations available with almost every description on this site. A great place for the fundamentals of particles and forces including a...

[Free Registration/Login may be required to access all resource tools.] The nucleus is only found in eukaryotic cells. It contains most of the genetic material of the cell. It is surrounded by a double membrane, or nuclear envelope, that...

This lesson will discuss the structure and function of the nucleus. It is 3 of 5 in the series titled "Nucleus."

This lesson will discuss the structure and function of the nucleus. It is 2 of 5 in the series titled "Nucleus."

Learn the basic structure and function of the nucleus, or the control center of a eukaryotic cell.

This lesson will explain that electrons are negatively charged particles with negligible mass and are found in pairs in orbitals surrounding the nucleus of an atom. It is 3 of 3 in the series titled "Subatomic Particles: The Electron."

This lesson will illustrate that an atom is mostly empty space and has a positively charged, massive core (containing both protons and neutrons called the nucleus) surrounded by negatively charged electrons. It is 2 of 3 in the series...