Information about what a virus is and the diseases viruses can cause. Learn how viruses are detected, spread, and treated.

If you've ever wondered how your immune system works, this movie and activity guide is for you! [7:26]

[Free Registration/Login may be required to access all resource tools.] Is it possible for viruses to be useful? Explore and understand the why good things can happen when scientists study these pesky microorganisms.

[Free Registration/Login may be required to access all resource tools.] Using images, examples, and videos, module describes how HIV causes AIDS and how it destoys the immune system.

A good article on the infection of HIV and the subsequent disease. Discusses transmission and symptoms. Original resource from 2008 U. S. National Institute of Allergy and Infectious Diseases.

Explore the body's immune system to understand how a virus enters the body and how the human body fights against the viruses like the mumps virus and HIV.

There are battles that are fought each day on the planet. The invading forces are those of viruses and bacteria. Left alone they would take over and destroy every cell! It is up to some key defense systems to battle and destroy these...

In this WebQuest, sudents will be working in cooperative learning groups to research bacteria, viruses, and the immune system via the Internet. Learners will be taking notes and answering questions to show the teacher for approval....

[Free Registration/Login may be required to access all resource tools.] HIV, or human immunodeficiency virus, causes AIDS. AIDS stands for "acquired immune deficiency syndrome." It is a condition that causes death and does not have a...

Learn how influenza viruses get into and out of cells using Hemagglutinin and Neuraminidase proteins on their surfaces.

A very good summary of what we know about a second strain of HIV and its appearance in the population. Original resource from 2007 U. S. Center for Disease Control and Prevention.

Discover how Type B Influenza virus has genetic drift, whereas Type A Influenza virus has genetic drift and shift.

[Free Registration/Login may be required to access all resource tools.] Discusses how HIV is transmitted and how it causes AIDS.

This site from MedicineNet.com gives an in-depth description of mononucleosis, its causes, symptoms, diagnosis and treatment, as well as complications that can come up. Links are provided for easy access to the topics as well to...

[Free Registration/Login may be required to access all resource tools.] Describes how viruses can be controlled by vaccines and antiviral drugs.

Very good debunking of a variety of misconceptions and myths about the HIV virus. Original resource from 2007 U. S. Center for Disease Control and Prevention.

Read this passage and study the graphics to answer the five-question quiz concerning structure, growth, physiology, and genetics of prokaryotes and viruses.

Students learn how viruses invade host cells and hijack the hosts' cell-reproduction mechanisms in order to make new viruses, which can in turn attack additional host cells. Students also learn how the immune system responds to a viral...

Have you ever wondered how a virus or other infectious agent invades a cell to start an infection? Some objects, like viruses, bacteria, or other particles are too large to transport through the plasma membrane. So, cells engulf the...

Discover new knowledge about molecular biology- how molecules fit together as a lock and key. This has given researchers new diagnostic tools that use immune cells from mice to produce antibodies to detect a specific virus or bacterium.

A detailed article about warts in question-and-answer format. Learn why you get them and how you get rid of them.

Manipulate characteristics of fictional diseases and see how the changes effect a population. Simulator includes a data table available for download for student records.

An explanation and illustration of papillomas, the scientific term for warts that appear on the hands and feet. If warts appear on the genitals the term is condyloma acuminata. The Human Papilloma Virus (HPV) is examined including the...

The Ebola disease is a life-threatening illness caused by the Ebola virus. There is currently no vaccine or specific medication for Ebola. Further discussion includes How does the virus replication work?; What are the symptoms of Ebola...