DNA of the mitochondria has most commonly been used to construct evolutionary trees. New field of population genetics hopes to resolve important questions in migration theories that involve Aboriginies in Australia, North America, and...

[Free Registration/Login may be required to access all resource tools.] Learn about the evolution of eukaryotes which is explained by the endosymbiotic theory.

[Free Registration/Login may be required to access all resource tools.] Take a close look at the endosymbiotic theory scientists have developed to explain the evolution of eukaryotes. Understand that chloroplast and mitochondria used to...

Learn about the endosymbiotic theory. This theory explains the evolution of cells from a mitochondria and chloroplast working together in a symbiotic relationship to the current cell structure.

The aim of this article is to relate the history of oxygen in the atmosphere to the evolution of photosynthesis, aerobic respiration, mitochondria, and life on earth.

Through full-color images and descriptive information, learn about the evolution of the eukaryotic organisms which eventually led to the presence of protists.