Curated OER
AP: Chapter 26: Origin of Life
Five pages take biologists on a generalized survey of the origin of life. Queries are made regarding theories of how life developed, ancient Earth conditions, and the ever-changing field of taxonomy. The experiments of different...
Encyclopedia of Earth
Encyclopedia of Earth: Evolutionary Biology: Symbiosis
Article describes the different types of symbiosis, some of which are of mutual benefit, and others not. It also explains the differences between endosymbiosis and exosymbiosis, where one organism lives either inside or else upon the...
Vision Learning
Visionlearning: Cell Biology: Membrane Bound Organelles
Evidence in support of endosymbiosis to show the evolution of organelles within cells.
Khan Academy
Khan Academy: Mitochondria and Chloroplasts
Resource takes a look at the structure and function of the organelles mitochondria and chloroplasts. It also examines endosymbiosis, where the organelles probably came from.
TED Talks
Ted: Ted Ed: How We Think Complex Cells Evolved
Adam Jacobson explains endosymbiosis, a type of symbiosis in which one symbiotic organism lives inside another. [5:42]
CK-12 Foundation
Ck 12: Biology: Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Discusses how eukaryotes evolved.
Science Education Resource Center at Carleton College
Serc: Microbial Life: The Microbes Within: Webquest
A student WebQuest studying the effects of endosymbiosis on reproduction, evolution and human health. Students will investigate the biology an intracellular bacteria and serve on a specialized task force to prevent the next epidemic.