This animation shows how the enzyme complexes of the electron transport chain harvest energy from cofactor molecules to pump protons across the mitochondrial membrane and establish a chemical gradient. It is the second of three animations about cellular respiration.
This animation shows the reactions of the citric acid cycle, which splits off carbon atoms and generates energy-rich reduced forms of cofactor molecules. It is the first of three animations about cellular respiration.
This film is set in war-torn Gorongosa National Park in Mozambique, a protected area that has been the subject of a large-scale restoration project. The film tells the story of a young man from the local community who discovers a passion for science after meeting world-renowned biologist E.O.