How does structure facilitate function? The layered, expansive structure of the immune system facilitates its function to protect the body. The immune system is a group of cells, molecules, and organs that act together to defend the body against foreign invaders that may cause disease, such as bacteria, viruses, and fungi (Starr 582). The health of the body is dependent on the immune system's ability to recognize and then repel or destroy these invaders. The layers …showed first 75 words of 1031 total…

…showed last 75 words of 1031 total…Immune System Homier, Barbara. Body Basics. April 06, 2005 <Tab/>http://kidshealth.org/parent/general/body_basics/immune.html Immune System (March 2001) Hartford College. April 06, 2005 <Tab/>http://uhaweb.hartford.edu/BUGL/immune.htm Starr, Cecie. Biology: Concept and Applications Brooks/Cole, USA. 2003. 576-586 The Immune System A Look Inside The Human Body. April 06, 2005 <Tab/>http://www4.tpgi.com.au/users/amcgann/body/immune_system.htm