In this animated learning object, students examine the life cycles of a virus.

In this learning activity you'll assembles parts of a virus and match virus terms and descriptions.

Learners complete two exercises. In the first quiz, they divide viruses into two categories: RNA and DNA. They later match each virus with the disease it causes.

In this learning activity you'll examine how firewalls block viruses by discussing trusted, semi-trusted, and untrusted networks.