Some Animals Are More Equal than Others: Keystone Species and Trophic Cascades This film tells the story of the ecologists who first documented the role of keystone species in ecosystem regulation. Ecology Science Practices Short Films High School — General High School — AP/IB College
Role of MECP2 in Gene Silencing This animation shows how the protein MECP2 helps switch off gene expression. Biochemistry & Molecular Biology Genetics Animations High School — AP/IB College
X Inactivation This animation shows how X chromosomes are randomly switched off in most female mammals. Genetics Anatomy & Physiology Animations High School — AP/IB College