[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.] In the following tutorial students will describe the steps that occur in a humoral immune response.

This module focuses on cell structure and how the organelles function together to form the smallest unit of life. The cell theory is also discussed along with the basics features of the cell. Site also includes an interactive practice...

Students learn how buffer systems in the body - the respiratory and the renal - affect the blood pH.

Students learn the chemical make-up and pH of urine in the human body.

This is a thorough site which contains a glossary of plant/animal cell anatomy terms. Diagrams of both cells are included along with worksheets to label.

This interactive feature describes some of the most important structures and functions of the cell membrane.

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 site has information on how facilitated diffusion of ions takes place through proteins, or assemblies of proteins, embedded in the plasma membrane. Includes a helpful diagram.

Site from NASA explaining the construction and use of a Geiger counter. The site has links to many related topics, such as plasma, ions, and electrons.

Students will be able to identify two ways that molecules and ions cross the plasma membrane.

Science experiment that demonstrates the four states or phases of matter: solid, liquid, gas, and plasma. Includes full list of materials, procedures, and scientific explanation of how you change water from a liquid state to a gaseous...

How do proteins move to the Golgi Complex? What types of secretion are controlled by the Golgi complex? How does Golgi complex regulate the insertion of plasma membrane proteins? Can proteins be transported back to the rough endoplasmic...

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

Carrier proteins and channel proteins are both involved in cell transport across the plasma membrane. Their functions, similarities, and differences are described in this resource. Includes examples for active, facilitated, and passive...

This lesson will describe how the differences in concentrations of ions across a plasma membrane set the stage for a nerve impulse.

Learn how to use three lab values (Sodium, glucose, and BUN) to approximate your plasma osmolarity.

This review of what makes up human blood is easy to read and understand. There are guides to pronunciation and glossary links as well as a self quiz to check your understanding.

This site is filled with information on the mineral quartz. General information, images, physical properties, and resources are also included.

[Free Registration/Login may be required to access all resource tools.] In this interactive tutorial students will learn to explain how the heart pumps blood throughout the body. Students will explain the composition of blood and will...

In this interactive module you will be introduced to a unit on fluid dynamics. Learn how an object's density relates to its mass and volume by completing various activities and interactives.

Find out about the characteristics and components of blood with informational text, diagrams, examples, and review questuons.

The following tutorial provides an explanation of classification of matter by composition.

Student groups explore propulsion technology necessary for the Dawn project to complete its mission. Learning module components include story mapping, online interactive activity, RAFT writing exercise, and other standards-aligned...