Curated OER
Antigens versus Antibodies "KO'd in Round Three" The Third Line of Defense of the Human Immune System
Seventh graders investigate antibodies, as the body's third line of defense against disease. They discover why antibodies do not defend the body against viruses and create a pantomime of the antibody/antigen/HIV relationship.
Curated OER
Snot: NC Summer Tour Lesson 2007
Students study various aspects of mucous. For this mucous lesson, students investigate the purpose of mucous. Students create fake mucous.
CK-12 Foundation
Ck 12: Barriers to Pathogens
[Free Registration/Login may be required to access all resource tools.] In the following tutorial you will learn about the barriers that keep most pathogens out of the human body.
CK-12 Foundation
Ck 12: Life Science: 11.60 Innate Immune System
Discover the function of the innate immune system.