MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
1402IMMUNE RESPONSE, THEIMMUNE RESPONSE, THE1981color20 min16mm Fascinatingly complex is the body's defense system--its ability to fend off an invasion of harmful substances from the environment. These substances, which include viruses, are known as antigens while the response of the body is the immune response. Goes to cellular and sub-cellular levels to detail (through the use of time-lapse photography) what components perform which functions.